One of Indiana's only natural sandstone arches is nestled between resort ruins and an old Boy Scouts camp.

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

These 500-year-old frescoes depict the city in its glory days.

The childhood home of the Wright Brothers in Dayton.

This cheery fruit farmer welcomes visitors to a classic roadside emporium.

The only Leonardo Da Vinci painting in the Western Hemisphere.

Browse through a century of this principality's first popular export.

This Arkansas town is known for its gangster history, its healing waters, and now its brews.

One of the three perfect vellum copies of this historic book known to exist is on display in a specially-designed case.

The world's largest collection of historic U.S. military naval vessels.

This large garden vase urn has nothing to do with the seventh U.S. President—it was designed by one landscape designer to honor another landscape designer's contributions to the National Mall.

The odd depiction of the Virgin Mary and baby Jesus is rooted in the Catholic Church's eradication of Catharism.

This colorful gate stands as an entrance to the walled city of Old San Juan.

This staircase in a lush tropical grotto was built by enslaved laborers and renamed to honor Queen Victoria's role in ending slavery in the British Empire.

The geographical center of Budapest is marked with a 10-foot-tall stylized zero.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

The true meaning behind this sculpture remains unknown.

A triumphant marble and bronze fountain depicting a 15th-century Hungarian king and his hunting party.

A fake Transylvanian castle houses a cathedral of antlers.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

Budapest's Communist-era statues, banished to the suburbs.

How did an Australian statue of the Bard of Avon end up in the Hungarian capital?

A diminutive statue that was inspired by the sculptor's own daughter.

Also known as Uncle Karl, the beloved bronze copper keeps a watchful eye on St. Stephen’s Basilica while people rub his lucky belly.