At one time this small mining village was the highest town in America but now it sits abandoned while the mine churns on.

Breathtaking and huge 430 year old maps of Italy.

A bronze statue on a downtown corner honors Minneapolis's favorite career gal.

Decades before the scandal, this staircase on the river was a literal "water gate."

A fitting attraction for the corn capital of the world.

The semi-reclaimed ruins of this canal were once part of an ambitious plan to reroute the mighty potomac.

I-95's Tijuana-style celebration of kitsch at the Carolina border.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

Gambling, boozing, and yodeling animals cover the walls of this dive bar cum natural history museum.

The "Greatest Sewer" of ancient Rome is one of the oldest sewer systems in the world, and is still in use.

Allowing humans and fish alike to migrate from freshwater to saltwater and back again.

At 207 feet, one of the world's longest continuous escalators.

This razorback ridgeline has doubled as a scenic drive since the early 1900s.

When waves crash onto this section of beach, the rocks sing a song.

The entire length of the border is marked by a 20-foot-wide slash through the trees.

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

This massive roadside mascot was the first version of the giant to illustrate his butt.

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

A toweringly silly piece of modern art has been delighting locals since the 1980s.

This national park on the shore of Lake Michigan features remarkable dunes that lie at the heart of a Chippewa legend.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

Strange physical sensations and optical contradictions keep visitors coming back for more.

What remains of the summer palace of King Kamehameha III.

A vertically floating hemlock controls the waves and weather at Crater Lake.