The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

One of the steepest streets in the United States makes an intriguing challenge for cyclists.

Remnants of 19th century vigilante justice.

This unique collection collects pieces of art etched into thin pieces of stone.

Featuring one of the most complete and original collections of Presidential memorabilia, this is the site of the last front porch presidential campaigns.

You can walk through the first Boeing Air Force One, which famously carried JFK's casket from Dallas back to D.C.

Rare recess caves fill this unbelievably beautiful Ohio park.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

An unoccupied lighthouse encased in layers of ice from the waters of Lake Erie.

Take a drunken tour inside the world's largest known geode.

This woodland architectural installation acts as a camera obscura for the heavens.

A winding, blood-red tunnel of hardened lava navigable by foot.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.

A railroad magnate's replica village has become home to a genetic seed bank for rare breeds of livestock.

A single light illuminates one man's overshadowed contributions to street lamp history.

You can spend the night as an honorary lighthouse keeper in this quaint, historic beacon.

The oldest still-operating tavern in the United States was once owned by a pirate.

This unique historical monument features large concrete spheres designed to resemble fallen stars.

The oddly shaped, steam-spewing building is now an art studio and gallery.

Heron, whitewater rapids, and urban industrialism all add to the beauty of this concrete nature walk.

This maze-like slot canyon is a unique gem within an already fascinating geological area.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

Fabulous formations, weird and wonderful wildlife.