Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.

This vintage short line in Amish country runs passenger steam train excursions and still hauls freight.

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

A medieval replica of King Arthur's legendary table, the Round Table hanging in Winchester Castle was decorated by Henry VIII.

Golden and naked, the figure that was once the highest point in New York is all that remains of the second Madison Square Garden.

The huge collection of paintings of the American West is one of Denver's best-kept secrets.

A major pre-Columbian archaeological site in central El Salvador.

The third-tallest lighthouse in the United States stands as a reminder of Atlantic City's early days.

These 20-foot sculptures will help guide you from the local train station to the local sculpture garden.

The largest puppetry museum in the United States houses the world's most complete collection of Jim Henson artifacts.

Tour the sci-fi-esque reality of governmental disease management.

Beautiful views of the surrounding hills and birds of prey can be found at this sanctuary.

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

This Philly cemetery is the eternal home of many famous area residents, including Rocky Balboa's wife.

One artist's love letter to his city and its citizens plays out across dozens of bright murals painted on the sides of decrepit buildings.

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

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Haven for steampunks.

This exhibit allows visitors to wander through the interior of a replica Ice Age glacial cave.

What remains of the simple red brick chapel where the women's rights movement began.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

Mysterious 500-year-old tapestries depict a unicorn hunt.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

Eccentric concrete mansion and museum designed and built by hand from the inside out.