In West Virginia, you can walk across the longest single-arch bridge in the Western Hemisphere.

One of the world’s largest collections of petroglyphs records 2,000 years of human activity.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

These five houses were built for the 1933 Chicago World’s Fair.

Check out the Heidelberg printing presses in the workshop of an artist known for documenting the natural world on greeting cards.

This punny mirror of another Wisconsin attraction is exactly what it sounds like.

A giant fiberglass catfish welcomes visitors to this Wisconsin river town and heralds its annual Catfish Days festival.

This giant fiberglass sunfish welcomes visitors to Onalaska, Wisconsin, the "Sunfish Capital of the World."

In 1953, a group of Wisconsin high school students helped build a hospital by collecting over a million pennies.

Walk up a ramp through a forest for panoramic views of Lake Michigan.

A museum celebrating the self-taught artist-environment builder.

143 feet of leaping muskie whose mouth can be used as a wedding venue.

A remnant of the last Ice Age, this lake is surrounded by fascinating rock formations.

The spaceship-like theater, which is still in use, was one of the most popular exhibits at the 1964 New York World's Fair.

A tribute to the twin ideals of religion and patriotism, built by a Catholic priest from rocks, glass, and innumerable found items.

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

Tirelessly maintained by a Wisconsin man named JFK.

A curious sculpture garden and museum in Cochrane, Wisconsin.

Hidden in magnificent rolling countryside, see what may be the largest modern stone circle in the world at Wisconsin's very own "Stonehenge”

The menacing creature had a tremendous influence on the local culture before being exposed as a hoax.

According to the legend, this strikingly beautiful hill has miraculous healing powers.

A remote hill on a stretch of country road where the laws of physics are defied... or so it seems.

Five acres of divinely inspired folk art.

This striking art museum holds an amazing series of curiosity cabinets.