Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

Chicago's museum dedicated to the history of bondage and fetishism is more textbook than titillation.

The only Bahá'í house of worship in North America and one of only a handful worldwide.

A science teacher's dream.

This shop for all your super spy needs hides an educational secret.

The home of 1.5 million wood letters for printing is still a functioning workshop.

The birthplace of a titan of American cinema.

This punny mirror of another Wisconsin attraction is exactly what it sounds like.

A remote hill on a stretch of country road where the laws of physics are defied... or so it seems.

A metal ring in the middle of the road marks the exact spot where the Soviet satellite crash-landed in 1962.

The center of the only hemisphere that awards visitors with a commemorative coin.

A place to eat for on-the-run agents and espionage enthusiasts.

A bizarre house filled with an astounding array of collections.

Art deco landmark on the outskirts of Washington, D.C.

An unassuming, powerful monument north of the U.S. Capitol bears witness to the resilience of Japanese Americans during a time of grave injustice.

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

A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.

Enormous piles of historically significant stones, dumped by Congress in a forest, and abandoned for 60 years.

A hotel with a rich Wild West history of miners and bootleggers.

This Chinese-style quartz sundial was saved in its final hour.

Over 1.3 million confiscated wildlife products fill this macabre menagerie of illegal animal specimens.

Possibly the world's only drive-in movie theater with an attached motel.

A recreation of an Old West apothecary full of curios.

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.