An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

Museum dedicated to the preservation of surf culture.

This monster board rode a monster wave to break two world records.

Thousands of pieces of art have been carved into the rock at the site of an ancient volcanic eruption.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

Mile-long cave system near Great Smoky Mountains.

An abandoned town is hidden in Great Smoky Mountains National Park.

Next to the Leaning Tower of Pisa is a cemetery home to ancient sarcophagi and disturbing murals.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

The world-record holder for the longest bridge stretching continuously over water.

The unbelievably opulent home built for an infamous newspaperman.

Sky ships, planes, and portraits left as unique tokens of hope and thankfulness.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

The magic's in the hole!

Get fishing gear and craft beer at this restaurant on the pier.

L. Frank Baum wrote part of the "Wizard of Oz" series in this wooden Victorian beach resort.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

These grassy undulations on a stretch of University of Michigan campus aren't bad landscaping, they're art.

An ever-evolving wall of graffiti art off East Liberty Street.

Honoring the famed folktale author, this California museum looks like it belongs in the Black Forest.

San Francisco's oldest surviving monument and meeting place for 1906 survivors.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

Tiki luxury on Nob Hill.

San Francisco's newly reopened hands-on science museum.