This beloved marketplace mascot poops money and grants good luck.

Descendants of this colonial Pennsylvania family still travel from far and wide to visit the 300-year-old home of their Quaker ancestors.

Dr Barnes' $25 billion private collection of art and arboretum.

This small Key West museum is packed with dozens of artifacts that illustrate the life of the iconic playwright.

The highway's southernmost spot is a beloved local attraction.

The world's third-largest crystal sphere has sat in the Penn Museum since 1927 with the exception of one outlandish theft.

One of the largest collections of wildlife art in the United States, built into the side of a cliff in rural Wyoming.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

Cryptid lake monster honored with its own monument.

Contrary to popular belief, this secluded statue doesn't represent Pennsylvania's founder.

This historic old movie house was the scene of one of the Blob's most iconic attacks.

This little-known Revolutionary War fort is supposedly haunted by the ghosts of its past.

Erected in 1697 this Philadelphia bridge is the oldest surviving roadway bridge and perhaps the oldest stone bridge in the United States.

America's first serial killer rests in anonymity.

Pennsylvanian mass grave and possibly mass murder.

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

The Forest Service's surprisingly sophisticated collection of wildfire prevention art features America's most beloved bear.

Rediscovered after a century, the father of the American Navy was reinterred in something dredged up from Davy Jones' Locker.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

Built by the patriotic residents of Boonsboro in a single day.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

Tour the world's largest deep-hole dimension granite quarry, where you can view the plant where gravestones are made and roll a ball down the outdoor granite bowling alley.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

This erect, phallic geological spire wasn't always named so domestically.