857-86023 - Male hiker filters water on a cliff-pinched patio near Deer Creek Falls in the Grand Canyon outside of Fredonia, Arizona November 2011. The 21.4-mile loop starts at the Bill Hall trailhead on the North Rim and descends 2000-feet in 2.5-miles through Coconino Sandstone to the level Esplanada then descends further into the lower canyon through a break in the 400-foot-tall Redwall to access Surprise Valley. Hikers connect Thunder River and Tapeats Creek to a route along the Colorado River and climb out Deer Creek.
801-1296 - Sunken Patio in the foreground with Building E in background right and Building I in background left, Monte Alban, UNESCO World Heritage Site, Oaxaca, Mexico, North America
801-1298 - Sunken Patio in foreground with Building Group IV in background left, Monte Alban, UNESCO World Heritage Site, Oaxaca, Mexico, North America
801-1246 - Glyphic texts, Patio of the Captives, the Palace, Palenque Archaeological Park, UNESCO World Heritage Site, Palenque, Chiapas, Mexico, North America
801-1247 - Stone sculptures, Patio of the Captives, the Palace, Palenque Archaeological Park, UNESCO World Heritage Site, Palenque, Chiapas, Mexico, North America