A wall of chewing gum moonlights as collective art.

A museum dedicated to the history and exploration of both popular music and science fiction.

This private home is famous for appearing in the cult-classic "Twin Peaks" series.

What's that on the side of that building? Va Va Voom, it's Bettie!

This quiet neighborhood is also home to a 700-ton rock transported by the last Ice Age.

The Denny Substation has been called "the coolest substation in the world" and sits in a densely populated Seattle neighborhood.

An ode to "The Queen of Appalachia."

This institution collects the history of burlesque dancing with a titillating collection of ephemera and pasties.

An exotic wildlife habitat right off The Strip.

An overlooked monument to the celebrity gangster who helped put the sin in Sin City.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

A beautiful South Korean gate and garden in Little Rock honors American Taekwondo.

A short boardwalk through a swamp leads to the spot from which the Louisiana Purchase was surveyed.

This abandoned NASA launch site is now a memorial to a trio of astronauts who were killed there.

Believed to be haunted, this old cemetery is beautifully adorned with Spanish moss hanging from the trees.

The East Village tenement from the cover of Led Zeppelin’s 1975 album has a tea shop on the ground floor.

The ruins of an important pilgrimage destination for worshippers of a Maya fertility goddess.

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

The LSU mascot lived on the college campus in one of the most impressive tiger habitats in the country.

A 19th-century Gothic, castle-like statehouse by the Mississippi River.

A 30-year-old Sycamore tree grown from a seed taken to the moon and back.

The country music legend's grave is surrounded by Astroturf because fans kept plucking out the grass.

Colloquially known as "the lynching memorial," this is the United States' first memorial to the victims of racial terror at home.

Designed by Maya Lin, the memorial honors 41 individuals who died fighting for equal rights between 1954 and 1968.