You can walk through the first Boeing Air Force One, which famously carried JFK's casket from Dallas back to D.C.

Cleveland's giant "free" stamp is a nod to the Civil War, but was misinterpreted for years.

Visit a replica of the estate where Aaron Burr allegedly plotted a treasonous scheme against the United States.

This spectacular public market has got meat, fish, vegetables, baked goods, and enough kielbasa for a lifetime.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

This bar named after the world's first mixed cocktail was home to one of New Orleans' most notorious politicians.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

A massive sea stack famous for its appearance in The Goonies.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

The 953 windows undoubtedly make this the world's most beautiful screened porch.

The original "capsule building" is a masterpiece of Metabolist architecture.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

Copenhagen's celebrated theme park and gardens.

This attraction was abandoned after the Chernobyl disaster.

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

One of the largest museums in Ukraine remembers the story of the German-Soviet War in iconic, brutalist style.

One of the world’s best microminiaturist, Nicolaï Siadristy displays his lifetime of tiny creations in this museum.

Half-sized replica of the Leaning Tower of Pisa built to honor Galileo.

Huge abstract sculptures of the Puerto Rican Flag.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.