A science teacher's dream.

At the "Garage Mahal" in Houston, car culture is about more than just driving.

This historical air terminal in Houston is slowly becoming an aviation museum dedicated to the city's aeronautical history.

Three hundred years of preserved Spanish colonial history in San Antonio.

Inmates dig the graves at the largest prison cemetery in the U.S., the final resting place of both cowboys and Indians.

One of the last functioning antique elevators in Chicago.

A Bibliophile's Dream.

Once called the "Polish Gold Coast" it is an icon of the neighborhood that bears its same name.

This awkward aquarium sculpture is one of the strangest statues in Chicago.

Chicago's Navy Pier on Lake Michigan was a training hub for aircraft carrier pilots during WWII.

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

Wisconsin's most celebrated export gets the royal treatment on I-94.

This staircase in a lush tropical grotto was built by enslaved laborers and renamed to honor Queen Victoria's role in ending slavery in the British Empire.

This bug-eyed water wheel uses the power of the Sun to clean up Baltimore Harbor.

One of the last remaining World War II Victory Gardens in the U.S. is quietly growing across from Fenway Park.

Few of the many visitors to this resort town know of its hidden Maya ruins.

Every equinox this Maya pyramid puts on a spooky ancient light show.

To find the "unicorns of the deep" you've got to go downstairs.

This funicular railway rumbles along for a mile up the nearly vertical face of Chattanooga’s Lookout Mountain.

The only diamond mine in the world where you can keep what you find.

A high school astronomy enthusiast designed this model of our solar system to be traversed on foot.

This legendary urban waterfall creates a dazzling display of rainbows.

A controversial memorial at the place where Captain Cook met his violent end.

Watch the newest land on the planet form before your eyes.