Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

Sections of the iconic limestone columns have been left uncleaned as a reminder of the city's polluted past.

A layered tribute to the work of mosaicist Isaiah Zagar.

In which a local geological marvel becomes a quaint roadside attraction.

This park contains a number of standing stones meant to heal and inspire.

A mine fire has been burning under the deserted town since 1962, but this church is still going strong.

A clone-tree in Washington Square Park sprung from seeds that went to the Moon and back.

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

The Home and murder site of the witch of Rehmeyers Hollow.

The man who first patented the Ouija board rests in peace beneath a headstone that playfully reflects that achievement.

A blank headstone topped with a pile of pennies marks the final resting place of the infamous assassin.

A statue of the English poet for whom this Delaware town is named is ritually dressed in seasonally appropriate clothing.

A blend of art, antiquities, and Americana fill this museum, surrounded by whimsical, enchanting gardens.

This splendid Versailles-inspired mansion has the largest French-style formal gardens in North America.

An Olympic hero stripped of his medals is buried in a town he never visited, which took his name after his death.

This demolished goliath of American industry once loomed over the depressed town it once made thrive.

These tourist trap caverns are said to be the former home of a legendary Pennsylvania Hermit.

A small museum along the Susquehanna River is home to a rich collection of Native American artifacts.

What looks like a simple quaint estate in rural Pennsylvania was in the 18th century home to a small monastic community.

In the bowels of a 19th-century brewery lurks a fine-dining restaurant offering an array of themed feasts.

The home of possibly the least-loved U.S. president stands as a sort of unpopular Monticello.

In this cemetery stands the country's first public crematorium.