Cheap pizza and all of your naughty bedroom needs housed in a stunning example of Art Nouveau architecture.

Order scoops of pandan, lychee, and black sesame at this family-run institution.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

An unassuming 13-acre park is home to over 12,000 roses.

A building so large that it has its own weather.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

A 400-foot-tall tall map of Chicago makes this once-ignored building stand out.

The only arched bridge made of stone on the entire Mississippi River.

The ruins of the largest gladiatorial school in Rome are largely hidden under modern streets.

Hidden on the 7th 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.

This elaborate Hindu temple is located in a Chicago suburb, but looks like it was transported directly from India.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

Fresh wooden posts have been added to ancient holes to recreate a primitive henge clock.

A bronze of the man in all his sinewy glory celebrates his longtime connection to the Ohio city.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

There are lots of hands and feet stamped in the cement in front of Grauman’s Chinese Theater, but Mel left behind something extra.

The blinking light atop the iconic landmark has been sending secret messages for decades.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

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

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

A 35-foot-tall fork stuck in the ground outside an office building in Missouri.

The world's longest known cave system.

A piece of John the Baptist in the American heartland.