The largest earthwork effigy in the world.

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

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

Mutant vegetables, transgenic mosquitos, and atomic rodents span the walls of this one-of-a-kind museum.

This monumental Jesus is often referred to as "Our Milk Carton With Arms."

A take-out restaurant that only serves cuisine from countries with which the United States is in conflict.

Despite being stolen multiple times, this civic electrician's street corner Snoopy won't be stopped.

When oil was discovered just outside of Pittsburgh, the city became home to this regional stock market.

This shop filled with oddities and knick-knacks is named for a 19th-century charlatan.

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

Pennsylvania's own Roswell-style UFO mystery.

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

This public park was the site of the largest civilian disaster of the Civil War.

A diorama of the Civil War, fought by cats.

A living maritime paradox still floats in the same lake where it was built and resurrected... or was it?

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

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

This quirky roadside attraction dives into the many theories surrounding North America's most infamous hairy cryptid.

Golden Gate Park's historic collection of plants.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

This small museum is kept in a house that was integral to the genesis of Uncle Tom's Cabin.

A 70,000-square-foot institution dedicated to a very literal, creationist perspective on the Book of Genesis.

This Pennsylvania cave holds evidence of the oldest known inhabitants of North America.

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