The oldest active church in Pennsylvania is also the second oldest Swedish Church in the United States.

A hotel and restaurant serving as the mecca of kitsch.

Muncie’s own authorized knockoff of one of America’s most famous (and debated) statues.

Campus sculpture has earned a reputation for responding to the hopes and dreams of those passing by.

Indiana’s largest prehistoric earthwork, aligned with the solstices.

In the hills of southern Indiana is the idyllic studio and museum of legendary artist T.C. Steele.

This candy shop has been serving up sweets to the Louisville area since the 1850s.

The longest navigable underground river in the United States is home to countless blind and albino animals.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

This coastal port saw one of the most significant battles of the Civil War.

Built around 1723, this is the oldest surviving home in the U.S.'s oldest colonial city.

Oldest existing church in New York and the inspiration for Washington Irving's "The Legend of Sleepy Hollow."

Legend says one of the world's largest marine geysers is actually a whale that got wedged within the rocks.

The ruins of an important pilgrimage destination for worshippers of a Maya fertility goddess.

A hidden treasure of an abandoned city lies deep in the jungles of Campeche, Mexico.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

Every equinox this Maya pyramid puts on a spooky ancient light show.

Behold the rickety glory of one of the oldest roller coasters still standing.

Mussolini gave Cincinnati a bronze statue of Romulus and Remus suckling at a wolf's teats.

An unusual, super-sized grocery adventure awaits in an Ohio suburb.

If there's another drive-through golf-cart bar in a bat-filled cave on top of a mountain, we don't know about it.

Less a museum than a bizarre fantasy world created by artists and engineers.

This sprawling mini-golf empire is an impressive testament to a disappearing attraction.

At the top of the hour, this steam-powered clock's eight brass whistles play "Back Home Again in Indiana."