One of the oldest living oak trees in the Southeast.

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

The Grand Canyon of Texas.

Dim sum, served in a grand old theater.

An art deco ice cream shop covered in vintage train station tiles.

More than five miles of underground passageways.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

One man's ambition created this psychedelic log home.

This bridge is haunted by the ghost of a distraught mother.

The now-abandoned tunnels were built for the transcontinental railroad on the route where the first wagon train entered California.

The second largest waterfall by volume in the U.S., Willamette Falls is outdone only by Niagara in the amount of water that is pushed northward.

Though strikingly beautiful, Seattle's other railway station is now largely forgotten.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

Arrr! The most authentic collection of pirate artifacts in the world... matey.

An unassuming secret door once led to a legendary watering hole.

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

The best Tiki bar in Las Vegas.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

This former coal gasification plant found a curious second life as a popular public park.

The subtle science of a master molecular gastronomist.

Tour the world's largest deep-hole dimension granite quarry, where you can view the plant where gravestones are made and roll a ball down the outdoor granite bowling alley.

Sister store to the Echo Park Time Travel Store.

An inconspicuous footbridge beloved by San Diego locals.

This unauthorized stone mermaid was secretly carved out of public stone before being permanently preserved.