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Places
- Aleutian Islands (Alaska)1
- American Bottom (Ill.) -- Antiquities.1
- Cahokia Mounds State Historic Park (Ill.)1
- Illinois -- Antiquities.1
- Mexico, Valley of (Mexico)1
- Michigan -- Antiquities.1
- Mississippi River Valley -- Antiquities.1
- Missouri -- Antiquities.1
- North America -- Antiquities.1
- Ohio -- Antiquities.1
- Oztoticpac (Texcoco de Mora, Mexico)1
- Teotihuacán Valley (Mexico)1
- United States -- Antiquities.1
- Yucca Mountain (Nev.)1