This giant, rotating globe was built to celebrate the expansion of a company that makes steam cleaners and pressure washers.

Frank Lloyd Wright’s most iconic home dangles over a Pennsylvania waterfall.

Nothing says indulgence like a 1,500-pound chocolate castle.

The pop art icon's gravesite is broadcast 24 hours a day on his museum's website.

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

There aren't too many operational funiculars around, but Pittsburgh has two!

The last remnants of Fort Pitt also hold the distinction of being the oldest structure west of the Allegheny Mountains.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

Color-coded signs direct drivers on a network of routes designed to avoid Pittsburgh traffic.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.

This quarter-mile tunnel under the Bluff in Pittsburgh bends at a 45-degree angle.

An 18th-century Catholic church converted into an eccentric temple of music and bacchanalia.

The largest clock face in the United States is twice the size of Big Ben and infinitely more ad-sponsored.

This shrine to McDonalds' most iconic sandwich holds a 14-foot tall burger.

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

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

The Pennsylvania shopping center was once the setting for the 1978 film, "Dawn of the Dead."

The last funhouse of its kind, where guests enter through the mouth of an 80-year-old blue whale.

The Paul Bunyan of the steel industry.

These disused steel furnaces are now haunting ruins that may one day be a national park.

The final resting place of 121 victims of the RMS Titanic, 42 of which may never be identified.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

A monument celebrating the idea of reaching inaccessible places.