Prehistoric ruins built into a cliff in Canyon de Chelly, Arizona, USA

size: 717807
sha1: 413238ae9b2fb8c77bdc6c2d5eb74e22e4b8a101
sha256: c87931eac39c70e227312d5b7cd16896a06d55c6b633c53b5fd5b31d6b3b427d

size: 678331
sha1: 21d6ea4c4f154f777b5ad1d7bd1e5ea95a415852
sha256: 14ee6f9fcd5e49f9598a18ac25a9cdba0e964377652481f51109ab58984bdbbd