diff --git a/asf_search/ASFProduct.py b/asf_search/ASFProduct.py
index 55f5290a..305352c5 100644
--- a/asf_search/ASFProduct.py
+++ b/asf_search/ASFProduct.py
@@ -41,7 +41,7 @@ class ASFProduct:
     def get_classname(cls):
         return cls.__name__
 
-    _properties_paths = {
+   _base_properties = {
             # min viable product
             'centerLat': {'path': ['AdditionalAttributes', ('Name', 'CENTER_LAT'), 'Values', 0], 'cast': try_parse_float},
             'centerLon': {'path': ['AdditionalAttributes', ('Name', 'CENTER_LON'), 'Values', 0], 'cast': try_parse_float},
@@ -67,7 +67,7 @@ def get_classname(cls):
             'sensor': {'path': [ 'Platforms', 0, 'Instruments', 0, 'ShortName'], },
     }
     """
-    _properties_paths dictionary, mapping readable property names to paths and optional type casting
+   _base_properties dictionary, mapping readable property names to paths and optional type casting
 
     entries are organized as such:
         - `PROPERTY_NAME`: The name the property should be called in `ASFProduct.properties`
@@ -282,19 +282,6 @@ def translate_product(self, item: Dict) -> Dict:
 
         return {'geometry': geometry, 'properties': properties, 'type': 'Feature'}
 
-    # ASFProduct subclasses define extra/override param key + UMM pathing here
-    @staticmethod
-    def get_property_paths() -> Dict:
-        """
-        Returns _base_properties of class, subclasses such as `S1Product` (or user provided subclasses) can override this to
-        define which properties they want in their subclass's properties dict.
-
-        (See `S1Product.get_property_paths()` for example of combining _base_properties of multiple classes)
-
-        :returns dictionary, {`PROPERTY_NAME`: {'path': [umm, path, to, value], 'cast (optional)': Callable_to_cast_value}, ...}
-        """
-        return ASFProduct._base_properties
-
     def get_sort_keys(self) -> Tuple[str, str]:
         """
         Returns tuple of primary and secondary date values used for sorting final search results
diff --git a/asf_search/CMR/subquery.py b/asf_search/CMR/subquery.py
index d11b7c4c..db48c213 100644
--- a/asf_search/CMR/subquery.py
+++ b/asf_search/CMR/subquery.py
@@ -137,28 +137,6 @@ def format_query_params(params) -> List[List[dict]]:
 
 
 def translate_param(param_name, param_val) -> List[dict]:
-    # param_list = []
-
-    # cmr_input_map = field_map
-
-    # param_input_map = cmr_input_map[param_name]
-    # cmr_param = param_input_map['key']
-    # cmr_format_str = param_input_map['fmt']
-
-    # if not isinstance(param_val, list):
-    #     param_val = [param_val]
-
-    # for l in param_val:
-    #     format_val = l
-
-    #     if isinstance(l, list):
-    #         format_val = ','.join([f'{t}' for t in l])
-
-    #     param_list.append({
-    #         cmr_param: cmr_format_str.format(format_val)
-    #     })
-
-    # return param_list
     param_list = []
 
     if not isinstance(param_val, list):
diff --git a/asf_search/Products/AIRSARProduct.py b/asf_search/Products/AIRSARProduct.py
index aa1e0e8b..0f5e2902 100644
--- a/asf_search/Products/AIRSARProduct.py
+++ b/asf_search/Products/AIRSARProduct.py
@@ -7,7 +7,7 @@ class AIRSARProduct(ASFProduct):
     """
     ASF Dataset Overview Page: https://asf.alaska.edu/data-sets/sar-data-sets/airsar/
     """
-    _properties_paths = {
+   _base_properties = {
         **ASFProduct._properties_paths,
         'frameNumber': {'path': ['AdditionalAttributes', ('Name', 'CENTER_ESA_FRAME'), 'Values', 0], 'cast': try_parse_int},
         'groupID': {'path': [ 'AdditionalAttributes', ('Name', 'GROUP_ID'), 'Values', 0]},
diff --git a/asf_search/Products/ALOSProduct.py b/asf_search/Products/ALOSProduct.py
index 035b3d1f..7052186f 100644
--- a/asf_search/Products/ALOSProduct.py
+++ b/asf_search/Products/ALOSProduct.py
@@ -10,7 +10,7 @@ class ALOSProduct(ASFStackableProduct):
 
     ASF Dataset Documentation Page: https://asf.alaska.edu/datasets/daac/alos-palsar/
     """
-    _properties_paths = {
+   _base_properties = {
         **ASFStackableProduct._properties_paths,
         'frameNumber': {'path': ['AdditionalAttributes', ('Name', 'FRAME_NUMBER'), 'Values', 0], 'cast': try_parse_int},
         'faradayRotation': {'path': ['AdditionalAttributes', ('Name', 'FARADAY_ROTATION'), 'Values', 0], 'cast': try_parse_float},
diff --git a/asf_search/Products/ARIAS1GUNWProduct.py b/asf_search/Products/ARIAS1GUNWProduct.py
index a65b6e24..f75ddb9e 100644
--- a/asf_search/Products/ARIAS1GUNWProduct.py
+++ b/asf_search/Products/ARIAS1GUNWProduct.py
@@ -12,7 +12,7 @@ class ARIAS1GUNWProduct(S1Product):
 
     ASF Dataset Documentation Page: https://asf.alaska.edu/data-sets/derived-data-sets/sentinel-1-interferograms/
     """
-    _properties_paths = {
+   _base_properties = {
         **S1Product._properties_paths,
         'perpendicularBaseline': {'path': ['AdditionalAttributes', ('Name', 'PERPENDICULAR_BASELINE'), 'Values', 0], 'cast': try_parse_float},
         'orbit': {'path': ['OrbitCalculatedSpatialDomains']},
diff --git a/asf_search/Products/ERSProduct.py b/asf_search/Products/ERSProduct.py
index 4a53d35c..73aa447e 100644
--- a/asf_search/Products/ERSProduct.py
+++ b/asf_search/Products/ERSProduct.py
@@ -11,7 +11,7 @@ class ERSProduct(ASFStackableProduct):
     ASF ERS-1 Dataset Documentation Page: https://asf.alaska.edu/datasets/daac/ers-1/
     ASF ERS-2 Dataset Documentation Page: https://asf.alaska.edu/datasets/daac/ers-2/
     """
-    _properties_paths = {
+   _base_properties = {
         **ASFStackableProduct._properties_paths,
         'frameNumber': {'path': ['AdditionalAttributes', ('Name', 'FRAME_NUMBER'), 'Values', 0]},
         'bytes': {'path': ['AdditionalAttributes', ('Name', 'BYTES'), 'Values', 0], 'cast': try_round_float},
diff --git a/asf_search/Products/JERSProduct.py b/asf_search/Products/JERSProduct.py
index f829a760..5ea10e19 100644
--- a/asf_search/Products/JERSProduct.py
+++ b/asf_search/Products/JERSProduct.py
@@ -7,7 +7,7 @@ class JERSProduct(ASFStackableProduct):
     """
     ASF Dataset Documentation Page: https://asf.alaska.edu/datasets/daac/jers-1/
     """
-    _properties_paths = {
+   _base_properties = {
         **ASFStackableProduct._properties_paths,
         'browse': {'path': ['RelatedUrls', ('Type', [('GET RELATED VISUALIZATION', 'URL')])]},
         'groupID': {'path': ['AdditionalAttributes', ('Name', 'GROUP_ID'), 'Values', 0]},
diff --git a/asf_search/Products/NISARProduct.py b/asf_search/Products/NISARProduct.py
index cd4956e1..30fc97b0 100644
--- a/asf_search/Products/NISARProduct.py
+++ b/asf_search/Products/NISARProduct.py
@@ -10,7 +10,7 @@ class NISARProduct(ASFStackableProduct):
 
     ASF Dataset Documentation Page: https://asf.alaska.edu/nisar/
     """
-    _properties_paths = {
+   _base_properties = {
         **ASFStackableProduct._properties_paths,
         'pgeVersion': {'path': ['PGEVersionClass', 'PGEVersion']}
     }
diff --git a/asf_search/Products/OPERAS1Product.py b/asf_search/Products/OPERAS1Product.py
index 0c3c9a6d..91b24a78 100644
--- a/asf_search/Products/OPERAS1Product.py
+++ b/asf_search/Products/OPERAS1Product.py
@@ -8,7 +8,7 @@ class OPERAS1Product(S1Product):
     """
     ASF Dataset Documentation Page: https://asf.alaska.edu/datasets/daac/opera/
     """
-    _properties_paths = {
+   _base_properties = {
         **S1Product._properties_paths,
         'centerLat': {'path': []}, # Opera products lacks these fields
         'centerLon': {'path': []},
diff --git a/asf_search/Products/RADARSATProduct.py b/asf_search/Products/RADARSATProduct.py
index 7c933fe6..817465c4 100644
--- a/asf_search/Products/RADARSATProduct.py
+++ b/asf_search/Products/RADARSATProduct.py
@@ -8,7 +8,7 @@ class RADARSATProduct(ASFStackableProduct):
     """
     ASF Dataset Documentation Page: https://asf.alaska.edu/datasets/daac/radarsat-1/
     """
-    _properties_paths = {
+   _base_properties = {
         **ASFStackableProduct._properties_paths,
         'faradayRotation': {'path': ['AdditionalAttributes', ('Name', 'FARADAY_ROTATION'), 'Values', 0], 'cast': try_parse_float},
         'md5sum': {'path': ['AdditionalAttributes', ('Name', 'MD5SUM'), 'Values', 0]},
diff --git a/asf_search/Products/S1BurstProduct.py b/asf_search/Products/S1BurstProduct.py
index 7d35f923..44462544 100644
--- a/asf_search/Products/S1BurstProduct.py
+++ b/asf_search/Products/S1BurstProduct.py
@@ -17,7 +17,7 @@ class S1BurstProduct(S1Product):
 
     ASF Dataset Documentation Page: https://asf.alaska.edu/datasets/data-sets/derived-data-sets/sentinel-1-bursts/
     """
-    _properties_paths = {
+   _base_properties = {
         **S1Product._properties_paths,
         'bytes': {'path': ['AdditionalAttributes', ('Name', 'BYTE_LENGTH'),  'Values', 0]},
         'absoluteBurstID': {'path': ['AdditionalAttributes', ('Name', 'BURST_ID_ABSOLUTE'), 'Values', 0], 'cast': try_parse_int},
diff --git a/asf_search/Products/S1Product.py b/asf_search/Products/S1Product.py
index c6f24ff5..16b24d7c 100644
--- a/asf_search/Products/S1Product.py
+++ b/asf_search/Products/S1Product.py
@@ -15,7 +15,7 @@ class S1Product(ASFStackableProduct):
     ASF Dataset Overview Page: https://asf.alaska.edu/datasets/daac/sentinel-1/
     """
 
-    _properties_paths = {
+   _base_properties = {
         **ASFStackableProduct._properties_paths,
         'frameNumber': {'path': ['AdditionalAttributes', ('Name', 'FRAME_NUMBER'), 'Values', 0], 'cast': try_parse_int}, #Sentinel and ALOS product alt for frameNumber (ESA_FRAME)
         'groupID': {'path': ['AdditionalAttributes', ('Name', 'GROUP_ID'), 'Values', 0]},
diff --git a/asf_search/Products/SEASATProduct.py b/asf_search/Products/SEASATProduct.py
index 1158fcf1..90c760e8 100644
--- a/asf_search/Products/SEASATProduct.py
+++ b/asf_search/Products/SEASATProduct.py
@@ -7,7 +7,7 @@ class SEASATProduct(ASFProduct):
     """
     ASF Dataset Documentation Page: https://asf.alaska.edu/data-sets/sar-data-sets/seasat/
     """
-    _properties_paths = {
+   _base_properties = {
         **ASFProduct._properties_paths,
         'bytes': {'path': [ 'AdditionalAttributes', ('Name', 'BYTES'), 'Values', 0], 'cast': try_round_float},
         'insarStackId': {'path': [ 'AdditionalAttributes', ('Name', 'INSAR_STACK_ID'), 'Values', 0]},
diff --git a/asf_search/Products/SIRCProduct.py b/asf_search/Products/SIRCProduct.py
index e2b05df3..bdd41821 100644
--- a/asf_search/Products/SIRCProduct.py
+++ b/asf_search/Products/SIRCProduct.py
@@ -5,7 +5,7 @@ class SIRCProduct(ASFProduct):
     """
     Dataset Documentation Page: https://eospso.nasa.gov/missions/spaceborne-imaging-radar-c
     """
-    _properties_paths = {
+   _base_properties = {
         **ASFProduct._properties_paths,
         'groupID': {'path': [ 'AdditionalAttributes', ('Name', 'GROUP_ID'), 'Values', 0]},
         'md5sum': {'path': [ 'AdditionalAttributes', ('Name', 'MD5SUM'), 'Values', 0]},
diff --git a/asf_search/Products/SMAPProduct.py b/asf_search/Products/SMAPProduct.py
index a2750032..1e4834dd 100644
--- a/asf_search/Products/SMAPProduct.py
+++ b/asf_search/Products/SMAPProduct.py
@@ -7,7 +7,7 @@ class SMAPProduct(ASFProduct):
     """
     ASF Dataset Documentation Page: https://asf.alaska.edu/data-sets/sar-data-sets/soil-moisture-active-passive-smap-mission/
     """
-    _properties_paths = {
+   _base_properties = {
         **ASFProduct._properties_paths,
         'groupID': {'path': [ 'AdditionalAttributes', ('Name', 'GROUP_ID'), 'Values', 0]},
         'insarStackId': {'path': [ 'AdditionalAttributes', ('Name', 'INSAR_STACK_ID'), 'Values', 0]},
diff --git a/asf_search/Products/UAVSARProduct.py b/asf_search/Products/UAVSARProduct.py
index f33a39dc..280cf719 100644
--- a/asf_search/Products/UAVSARProduct.py
+++ b/asf_search/Products/UAVSARProduct.py
@@ -7,7 +7,7 @@ class UAVSARProduct(ASFProduct):
     """
     ASF Dataset Documentation Page: https://asf.alaska.edu/datasets/daac/uavsar/
     """
-    _properties_paths = {
+   _base_properties = {
         **ASFProduct._properties_paths,
         'groupID': {'path': [ 'AdditionalAttributes', ('Name', 'GROUP_ID'), 'Values', 0]},
         'insarStackId': {'path': [ 'AdditionalAttributes', ('Name', 'INSAR_STACK_ID'), 'Values', 0]},
diff --git a/asf_search/search/baseline_search.py b/asf_search/search/baseline_search.py
index c8cfc926..9ed47163 100644
--- a/asf_search/search/baseline_search.py
+++ b/asf_search/search/baseline_search.py
@@ -100,7 +100,7 @@ def _cast_to_subclass(product: ASFProduct, subclass: Type[ASFProduct]) -> ASFPro
     example:
     ```
     class MyCustomClass(ASFProduct):
-        _properties_paths = {
+       _base_properties = {
         **ASFProduct._properties_paths,
         'some_unique_property': {'path': ['AdditionalAttributes', 'UNIQUE_PROPERTY', ...]}
         }
diff --git a/examples/5-Download.ipynb b/examples/5-Download.ipynb
index 058b068c..43fb651e 100644
--- a/examples/5-Download.ipynb
+++ b/examples/5-Download.ipynb
@@ -20,7 +20,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 2,
    "id": "db06fa80-4ac3-40b5-9787-256b422d49e6",
    "metadata": {
     "tags": []
@@ -52,7 +52,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 1,
    "id": "38a2c671-0789-4e7c-b758-5b48745b2877",
    "metadata": {},
    "outputs": [],
@@ -322,6 +322,52 @@
     "listdir('./downloads3')"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "id": "30760f6f",
+   "metadata": {},
+   "source": [
+    "***\n",
+    "## S3 URIs\n",
+    "Some products have S3 URIs available (SENTINEL-1, OPERA, and NISAR)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "id": "dd4a81ed",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "['s3://asf-cumulus-prod-opera-browse/OPERA_L2_CSLC-S1/OPERA_L2_CSLC-S1_T113-241605-IW3_20240610T110743Z_20240611T073356Z_S1A_VV_v1.1/OPERA_L2_CSLC-S1_T113-241605-IW3_20240610T110743Z_20240611T073356Z_S1A_VV_v1.1_BROWSE.png.md5',\n",
+       " 's3://asf-cumulus-prod-opera-browse/OPERA_L2_CSLC-S1/OPERA_L2_CSLC-S1_T113-241605-IW3_20240610T110743Z_20240611T073356Z_S1A_VV_v1.1/OPERA_L2_CSLC-S1_T113-241605-IW3_20240610T110743Z_20240611T073356Z_S1A_VV_v1.1_BROWSE_low-res.png.md5',\n",
+       " 's3://asf-cumulus-prod-opera-browse/OPERA_L2_CSLC-S1/OPERA_L2_CSLC-S1_T113-241605-IW3_20240610T110743Z_20240611T073356Z_S1A_VV_v1.1/OPERA_L2_CSLC-S1_T113-241605-IW3_20240610T110743Z_20240611T073356Z_S1A_VV_v1.1_BROWSE_thumbnail.png.md5',\n",
+       " 's3://asf-cumulus-prod-opera-products/OPERA_L2_CSLC-S1/OPERA_L2_CSLC-S1_T113-241605-IW3_20240610T110743Z_20240611T073356Z_S1A_VV_v1.1/OPERA_L2_CSLC-S1_T113-241605-IW3_20240610T110743Z_20240611T073356Z_S1A_VV_v1.1.h5',\n",
+       " 's3://asf-cumulus-prod-opera-products/OPERA_L2_CSLC-S1/OPERA_L2_CSLC-S1_T113-241605-IW3_20240610T110743Z_20240611T073356Z_S1A_VV_v1.1/OPERA_L2_CSLC-S1_T113-241605-IW3_20240610T110743Z_20240611T073356Z_S1A_VV_v1.1.h5.md5',\n",
+       " 's3://asf-cumulus-prod-opera-products/OPERA_L2_CSLC-S1/OPERA_L2_CSLC-S1_T113-241605-IW3_20240610T110743Z_20240611T073356Z_S1A_VV_v1.1/OPERA_L2_CSLC-S1_T113-241605-IW3_20240610T110743Z_20240611T073356Z_S1A_VV_v1.1.iso.xml',\n",
+       " 's3://asf-cumulus-prod-opera-products/OPERA_L2_CSLC-S1/OPERA_L2_CSLC-S1_T113-241605-IW3_20240610T110743Z_20240611T073356Z_S1A_VV_v1.1/OPERA_L2_CSLC-S1_T113-241605-IW3_20240610T110743Z_20240611T073356Z_S1A_VV_v1.1.iso.xml.md5']"
+      ]
+     },
+     "execution_count": 2,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "opera_product = asf.search(dataset=asf.DATASET.OPERA_S1, maxResults=1)[0]\n",
+    "opera_product.properties['s3Urls']"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "id": "159b5eb8",
+   "metadata": {},
+   "source": [
+    "From there authorized users can use their prefered method for authentication and downloading s3 objects."
+   ]
+  },
   {
    "cell_type": "markdown",
    "id": "8aed3b7c-a557-4cbb-878e-aa9fe8330646",
@@ -394,7 +440,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.7"
+   "version": "3.11.5"
   },
   "toc-autonumbering": false,
   "toc-showtags": false