The "Seinfeld" diner.

The first pet cemetery in the United States.

The collection of intricate sculptures includes one carved from a mammoth's tusk

66,000 pieces of art, donated by one of the world's richest men.

Part bookstore, part café, and part forest.

The first public library in the Americas has more than 45,000 books dating back to the 15th century.

A unique collection of Science Fiction, Fantasy, and everything in-between.

Detroit’s Eastern Market has been transformed into an outdoor museum with colorful murals that address social issues and symbolize the city.

Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

This public baseball field is a beloved remainder from of one of the most historic stadiums in the country.

A Beaux-Arts triumph rises from decades of decay to become the heart of a new innovation district.

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

A real flying saucer, contracted by the U.S. Air Force.

Inside houses a vast collection of military aircraft and missiles spanning the ages.

An unusual, super-sized grocery adventure awaits in an Ohio suburb.

The history of the traveling carnival is remembered by this sprawling collection of vintage wagons, games, and rides.

The snowbirds here are circus sideshow performers.

A colorful street named for the legendary Australian rock band.

Nine limestone rock stacks on Australia's "Shipwreck Coast."

A circus legend leaves an unexpected endowment.

A New Zealand communications tower stands as the tallest structure in the Southern Hemisphere.

This strange geological landscape erupts with sudden bursts of water.

An unusual and powerful memorial in which earthquake victims are remembered by empty white chairs.

A perfect turquoise lake colored with glacier dust.