Portlandia is the second-largest copper repoussé statue in the United States.

The world's smallest park was dedicated in 1948 as the only colony for leprechauns west of Ireland.

A Roman-style column in Oregon hides a spiral staircase inside.

A room in New York City that contains 250 cubic yards of dirt worth a million dollars.

Plot your trip through the city on the sidewalk.

The greatest real estate coup of all time.

One kilometer of thick brass rod laid out before your eyes.

A terrific purveyor of natural history objects and curios.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

Blighted Irish field and the ruins of a 19th-century cottage on the edge of urban Manhattan.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

More gold than anywhere else, ever.

This former crime corner has been turned into an eclectic community center.

Once a flowing stream and where the USS Monitor, the world's first ironclad, was built and launched.

Leaf through over 30,000 artists' sketchbooks in what may be the world's largest collection of doodles

A band of aerialists and circus performers putting on incredible shows in East Williamsburg.

Behind a bodega is a small museum of relics and ephemera showcasing the history of New York.

A hotel and restaurant serving as the mecca of kitsch.

Art and a pun, all in one.

Cold war icon and onetime "hole" in the iron curtain.

Walk in the footsteps of the gods and straddle two tectonic plates.

Medicinal spa created with the discharge from a geothermal energy plant.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

Peace Park and the Atomic Bomb Dome.