Dramatic river bend surrounds a natural red-rocked pedestal.

Most-visited and most-photographed slot canyon in the American Southwest.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

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

Rippling sand dunes frozen in the Arizona rock.

World's largest collection of serial killer artwork and other macabre exhibits.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

Once strictly off-limits, this lower level housing curious and priceless vehicles of the Petersen Automotive Museum is now open to the public.

The final resting place of a space program monolith.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

This weird abode has inspired everything from the "House On Haunted Hil" to a robot hunter's pad.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

A hospital closed seemingly in the middle of operations, leaving behind fodder for horror films and ghost hunters.

Shop selling 500 flavors of soda has something for everyone.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

The second building of its name to occupy this location might be the finest flatiron building in San Francisco.

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.