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

The world's tallest statue of an American hero.

Decades of discarded bottle caps line this alleyway, a fixture of Texas A&M.

Resting place of the Texas A&M canine mascots, who watch the game from the grave with their own miniature scoreboard.

Campus tradition says couples who walk beneath this enormous oak will stay together forever.

The mounds at this site were reconstructed with the help of archaeologists and historians.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

This simple frog painting created by musician Daniel Johnston embodies the spirit of Austin.

Turning night into day in Victorian-era Austin to thwart a serial killer.

Locals dubbed it the "Owl Building" because of its bird-like appearance.

Home to an endangered salamander, a full moon celebration, and a large spring-fed outdoor swimming pool.

Just like the real 36th president of the United States, animatronic LBJ amuses visitors with jokes and stories.

The upstairs reading room is packed with millions of rare books, literary manuscripts, and historical treasures.

A store full of vintage and indie toys designed to bring out the kid in even the crustiest of adults.

This historic house museum that celebrates one of the world's most influential social reformers is also one of the most haunted locations in Chicago.

Known locally as "the giant head," this 14-foot LED sculpture has a photo booth in the neck where you can have a 3D picture taken and displayed.

A bronze of the man in all his sinewy glory celebrates his longtime connection to the Ohio city.

Just outside the Ohio Supreme Court sits a testament to justice.

A headstone tells the sad story of a lost little boy and his pet dog.

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

This stuffed pigeon of war had the very serious name "John Silver" until he lost a leg in battle.

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.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.