A tiny, unassuming park in Tampa that belongs to the Republic of Cuba.

A gleaming white tower in ornate Indian style soars above the low-slung bungalows of north Tampa.

Though illegal, city officials have made an exception for this work of art.

This Buddhist temple is home to a number of towering statues spread over a peaceful wooded park.

A trek through the solar system here on earth.

Four metal statues of massive animal penises stand outside the university's Animal Sciences building.

Over 12,500 words are scrawled across each room of this historic plantation house and no one knows why.

This Florida sinkhole hides a rainforest-like micro-environment in its depths.

Now abandoned, the first public health hospital in the U.S. saw more than one million immigrants from around the world.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

These markers are used to document elevation changes around the famed dam.

A historic landmark and museum filled with curious objects representing the history of Key West.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

The park is home to the United States's only still-operating Dutch windmill.

An unlikely beach paradise of giant sand dunes lies between two lakes just a few minutes from Michigan's cherry country.

Built in the 1850s, this church was of the first five churches constructed in Harper's Ferry.

This advertisement for talcum powder was painted on the rock face and has since defied removal.

This subterranean oyster house has been the pearl of Grand Central Station since 1913.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

A retro walk through the history of the tube.

Abandoned silver mine strewn with wrecked and twisted structures.