A giant, Gilded Age mansion that once belonged to the beer baron of Milwaukee.

Chicago's Navy Pier on Lake Michigan was a training hub for aircraft carrier pilots during WWII.

Illegal drag racing two stories beneath Chicago’s streets.

Hidden on the seventh floor of a historic building, this Cajun spot features wall-to-wall bottles of hot sauce.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

Three connected pink triangles memorialize persecuted gays and lesbians throughout history.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

An elaborate shrine dedicated to the four corners of the world unfortunately misses its mark.

These mammoth-yet-narrow crevasses in the Earth are perfect for taking an otherworldly swim.

Ecuador’s historic seat of government has been quietly looted in recent decades, and no one knows how or by whom.

A short volcanic hill in Quito doubles as a stellar observation point of an iconic statue.

The world's tallest aluminum statue is also the world's tallest image of a winged Virgin Mary.

Quito's historic, main square dates back to the 16th century.

These winged Maya figures are the subject of speculation and conspiracies.

If you can look past the nearby sewer pipes, this urban sinkhole grotto is a mini-paradise.

These azure waters were thought to lead to the Mayan Underworld.

This Vietnamese hell cave lets visitors take a walk through a devilish underworld full of demons.

One of Vietnam's most iconic landmarks was built by Japanese traders and is now in danger of sinking.

Vietnam's largest Buddha statue depicts a female sage.

The oldest lawn bowling club in the United States.

Faceless white figures loom over the city from the rooftop.

The key to turning shifting dunes into the green oasis of Golden Gate Park.

Art from the latest counter-culture; kids who dye their hair blue and believe the future will be a post-apocalyptic water world.

A man-made island in scenic San Francisco Bay.