The rocks in this arid basin leave trails of movement behind them.

A former utopian healing center created by a huckster and built by derelicts.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

A new kind of theme park for adults off the Las Vegas Strip.

One of the best absinthe distilleries in the United States.

The oldest surviving bridge in New York City, which reopened to pedestrians in 2015.

"A hideous albatross in the Hudson River Valley."

Early prototype for Frank Lloyd Wright's Guggenheim.

The fossilized remains of ancient California redwoods.

The largest drain hole in the world.

The haunting ruins of Jack London's dream house.

Discover for yourself what Herb Caen referred to as "the best kept secret in the Bay Area."

San Francisco Bay's ghost town.

The old Niles Canyon Aqueduct in the San Francisco Bay Area is a bemusing and secret trail through nature for wayward travelers.

A burnt orange monolithic dome structure perched on a hillside near Interstate 280.

Successful artist residence program has filled this ranch with dozens of sculptures over the years.