Constructed along the shores of Lake Zurich, this pavilion is a walk-through work of art.

This Philly cemetery is the eternal home of many famous area residents, including Rocky Balboa's wife.

This meticulously extracted nervous system allegedly came from a 19th-century custodian who donated her body to science.

The oldest surviving presidential residence in the United States.

One of the dwarven trees dates back to 1625 and survived the Hiroshima bombing.

A Tucson museum and performance space full of found-object movable sculptures.

Buffalo's abandoned concrete grain elevators are getting a second life.

The hidden offices underneath Memorial Bridge have been locked up since 1976.

A wondrous old library overlooking the nation's capital.

A building shaped like the Army Corps of Engineers logo, because why not?

The semi-reclaimed ruins of this canal were once part of an ambitious plan to reroute the mighty potomac.

A mysterious architectural gem in one of the most elegant areas of Buenos Aires.

This forgotten Frank Lloyd Wright house is an architectural marvel at the end of a sleepy residential street.

This monster board rode a monster wave to break two world records.

This enormous World War II relic is one of the largest wooden structures in the world.

A small sculpture garden that provides a microcosmic representation of California.

One of the only known surviving coconut palm trees in the entire state.

Fourteen curious and controversial white bunnies sit in a circle near Newport Beach City Hall.

Buried next to Pompeii, this lesser-known Roman villa was the opulent vacation home of Emperor Nero's wife.

The dairy farm in upstate New York where nearly half a million people gathered for three days of peace and music in 1969.

A historic custom house with ties to George Washington is now a shrine to local nautical history.

A monument to Lenin has been transformed into a statue of everyone's favorite black-helmeted, fool-choking Sith Lord.

Soaring over 6,000 feet in the Bavarian Alps, this beer garden was once Hitler's 50th birthday present.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.