The vast, legendary catacombs hold secrets much stranger than stacked bones.

In a small Japanese garden off a busy Denver street, a memorial to a brave, principled politician.

This sidewalk tribute honors Colorado's great culinary creation.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

The only airport with a people mover system designed by Walt Disney Imagineering.

This small park features a monumental fountain wall, providing a great photo opportunity in the middle of Houston.

The world's largest outdoor organ is played weekly by one of just two civic organists in the U.S.

One of the largest trees of its kind in California.

Swarms of butterflies cannot compare to the awe inspired by the publicly-funded nakedness once displayed in this sunken garden.

One man's quest for the ultimate road trip vehicle.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

Three floors of musical instruments coming from all corners of the world and hundreds of years of musical history.

While you wait to cross the street at a traffic light in Mainz, you might notice that the light is staring back at you.

The oldest standing structure in downtown San Diego.

An ode to the friendship between four Pacific Rim countries.

Not truly a ship nor a building, the Navy's first and last "landship" is now abandoned due to clerical issues.

A shining memorial to a Belgian hero is said to bring luck to anyone who touches it.

Cozy basement bar sports an inventory of over 2,000 beers.

Belgium’s famous peeing statue has worn many hats (and coats, and pants), which are on display at this small museum.

From Nazi chemicals to the CIA, this architectural marvel has played a fascinating role in German history.

The entrance to this Frankfurt subway station looks like an old tram car crashed into the concrete sidewalk.

A little sculpture with a large wardrobe.

One of the most easily accessible examples of the rare 1960s UFO houses.

The unusually large seat sits atop the base of a ruined temple.