- Alaska21 objects
- North America21 objects
- Northwestern United States21 objects
- The Americas21 objects
- United States21 objects
- Bering Sea and North, Alaska12 objects
- Bering Sea, Western Alaska12 objects
- Northwest Bering Sea, Alaska12 objects
- Western Alaska12 objects
- Interior Alaska9 objects
- Yukon-Koyukuk Census Area, Alaska9 objects
- Lower Yukon, Yukon, Yukon-Koyukuk Borough6 objects
- Yukon, Yukon-Koyukuk Census Area, Alaska6 objects
- Tanana River, Yukon-Koyukuk Census Area, Alaska3 objects