The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

Light bulbs, scrap wood, and tinfoil comprise this homemade throne of the gods.

Largest Roman Catholic church in North America.

A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.

Home to items never before seen by the public.

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

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

A particularly creepy abandoned hospital that sparks interest for lovers of the supernatural.

The largest burial mound in the United States holds the remains of prehistoric West Virginians.

Beyond the usual stories that attend old prisons, this one has deep bloody undercurrents.

Despite its lavish ornamentation, and wholesome lifestyle of its devotees, this mountain commune has faced its share of issues.

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

This university transit system is a 1970's vision of the future.

Ugly 18th-century dwarf statues living in a perfectly landscaped Austrian garden.

Originally envisioned by King Ludwig II to rival Versailles, Herrenchiemsee's "New Palace" remains half-gilded for lack of funds.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

An unusual manor of stunning beauty, born out of a crippling disease.

This beautifully historic Bahrain fortress might not be the most popular attraction around, but that might make it all the better.