Casa Grande Ruins Nat Mon (# 0616) Casa Grande Ruins Nat Mon (# 0621) Casa Grande Ruins Nat Mon (# 0622) Bandelier National Monument (# 0883) Bandelier National Monument (# 0894) Bandelier National Monument (# 0895) Bandelier National Monument (# 0900) Bandelier National Monument (# 0889) Bandelier National Monument (# 0897) Bandelier National Monument (# 0901) Bandelier National Monument (# 0906) Bandelier National Monument (# 0910) Bandelier National Monument (# 0913) Bandelier National Monument (# 0914) Bandelier National Monument (# 0916) Bandelier National Monument (# 0922) Bandelier National Monument (# 0921) Bandelier National Monument (# 0924) Bandelier National Monument (# 0925) Bandelier National Monument (# 0930) Bandelier National Monument (# 0933) Bandelier National Monument (# 0935) Casa Grande Ruins Nat Mon (# 0617) Casa Grande Ruins Nat Mon (# 0619) Casa Grande Ruins Nat Mon (# 0615) Mount Rushmore National Memorial South Dakota USA… Pompeys Pillar National Monument MT Bundy Bridge (… Pompeys Pillar National Monument MT (#0487) Pompeys Pillar National Monument MT Yellowstone ri… Pompeys Pillar National Monument MT (#0485) Pompeys Pillar National Monument MT (#0483) Pompeys Pillar National Monument MT (#0480) Pompeys Pillar National Monument MT (#0481) Pompeys Pillar National Monument MT (#0493) Pompeys Pillar National Monument MT (#0473) Pompeys Pillar National Monument MT Clark's slave… Pompeys Pillar National Monument MT (#0474) Pompeys Pillar National Monument MT coal (#0472) Pompeys Pillar National Monument MT coal future (… Pompeys Pillar National Monument MT (#0471) Little Bighorn Natl Mon MT Indian Memorial (#0469) Little Bighorn Natl Mon MT horse cemetery (#04608) Little Bighorn Natl Mon MT Last Stand Hill(#0466) Little Bighorn Natl Mon MT Last Stand Hill(#0454) Little Bighorn Natl Mon MT (#0457) Little Bighorn Natl Mon MT (#0460) Little Bighorn Natl Mon MT (#0464) Devils Tower, Wyoming Devils Tower, Wyoming Natural Bridges National Monument, UT (1699) Hovenweep National Monument (1671) Hovenweep National Monument (1670) Hovenweep National Monument (1669) Hovenweep National Monument (1662)