Find Lost ArtLast year Petroglyph National Monument, home to over 20,000 ancient masterworks, opened a new wing, er, canyon. Piedras Marcadas Canyon, a gallery of 5,000 mysterious depictions, bolsters what was already the continent’s largest concentration of petroglyphs within an urban area. Archaeologists say the Anasazi believed the canyon was a portal between this world and the next—that their ancestors’ spirits would travel from the escarpment to the top of nearby volcanoes. See the exhibit, then follow the spirits by hiking the park’s 3.8-mile loop to the top of the sacred cones.
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