- XT Ranch, Eddy County, New Mexico3 objects
- Xalapa, Veracruz, Mexico18 objects
- Xalpatlahuac, Guerrero, Mexico2 objects
- Xi'an, Shanxi province, Northern China1 objects
- Xico, State of Mexico, Mexico1 objects
- Xigazê (Shigatse), Tibet2 objects
- Xinjiang Uyghur autonomous region, Northwest China75 objects
- Xizang autonomous region (Tibet), Tibetan Pleatau, China4,662 objects
- Xochicalco, Cuernavaca, Morelos, Mexico1 objects
- Xochimilco, Michoacán, Mexico6 objects
- Xochistlahuaca, Guerrero, Mexico14 objects
- Xonacatlán, State of Mexico, Mexico1 objects