By Mail:
Little BIghorn Battlefield National Monument
P.O. Box 39
Exit 510 Off I-90 Hwy 212
Crow Agency, MT 590220039
By Phone:
Visitor Information
406-638-3204
By Fax:
406-638-2623
Did You Know?
These “Aztec” Ruins are not ancient Aztec temples! Ancestral Pueblo people built this place. Scholars once thought the Aztecs migrated to Mexico from the southwestern U.S., causing early settlers to mistakenly call these monumental ruins along the Animas River - the "Aztec Ruins."