A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

An enormous, inside-out glass globe built in 1935.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

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

On the Oregon coast there is a natural hole that seems to be draining the sea.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

A terrific purveyor of natural history objects and curios.

A huge musical instrument played by the ocean.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

Lemon Grove, California is known for its giant lemon...and mummified bodies.

The tiniest tiki room in San Diego.

This little blue house pokes out over the campus of UC San Diego, seven stories high.

A couple turned their front yard into an artistic masterpiece.

Lucha Libre (Mexican Wrestling) themed taco shop.

This restaurant features Native American foods from across the country.

A gap in the concrete has been transformed into a miniature playground for the mind.

A hardware store Buddha statue installed to deter vandalism wound up attracting Vietnamese immigrants who came to pray.

A massive ultra-modern church presents a science-fiction view of Catholicism's inclusive future.

A restored 1920s cascade stairway provides one of the best views of Oakland's Lake Merritt.

International delicatessen has been owned and operated by the same family for more than 110 years.

An abandoned car and strange wooden debris are among the scattered remains of the old sand and gravel quarry.

A creepy steel gremlin has protected the Bay Bridge since 1989.