A plaque and memorabilia collection mark where A&W got its start.

A gathering of green robots at the Googleplex.

From the sky, a kaleidoscope of color brightens the grey landscape of the San Francisco Bay.

One of the largest Marian shrines on the West Coast stands rather unexpectedly in Silicon Valley.

Fake rail crossings mark the site of an influential doctor's demise.

This stretch of beach along California's central coast is a busy highway for the largest seal in the northern hemisphere.

A Texas landowner spelled out his name with three miles of trees, a giant signature that's been used by NASA to evaluate satellite imagery.

The black lab that was voted mayor of a California town is forever remembered by a life-size statue.

A Roman-inspired temple once controlled half of San Francisco's waters.

This foreboding building was the headquarters of the terrifying Spanish Inquisition in Mexico.

A scientific repository of goiters, boils and other ailments throughout Mexican history.

These haunting ruins of a 700-year-old Prehispanic city have witnessed centuries of wars and massacres.

A trompe l'oeil mural remembers the original colonial building that once stood here.

This museum houses two of Mexico's most impressive Aztec monoliths.

These spectacular, symbolic serpents lie within the shadow of the Great Temple.

A disquieting Aztec sculpture displays hundreds of stone skulls representing the victims of human sacrifice.

The turquoise-studded skull of a long-dead Aztec man sits within Mexico City’s Museum of Anthropology.

The striking jade death mask of an ancient Maya king is displayed in a replica tomb in Mexico City.

It's believed this golden brick is part of the legendary lost Aztec treasure.

This ancient jade mask depicting the Zapotec bat god was found in the ruins of the pyramids of Monte Alban.

This colossal ancient sculpture of the monstrous Aztec rain god has a literally stormy history.

Come face to face with the ferocious visage of the serpent-headed mother goddess of the Aztecs.

This stunning and ethereal mural symbolizes the beauty, unity, and diversity of humankind.

This square in downtown Eugene is dedicated to the novelist and countercultural figure Ken Kesey.