A tunnel with windows, so you don't miss out on the impressive views.

The oldest colonial fortress in the Americas was once the home and later prison of Christopher Columbus.

One of two giant blue cockerel statues erected with an intentional double meaning.

A toweringly silly piece of modern art has been delighting locals since the 1980s.

This enormous sports car themed amusement park is home to the world’s fastest roller coaster.

Whitewashed mosque contains the world's largest carpet.

This 38-drawer structure claims the superlative title, but it isn't the world's only giant filing cabinet.

This small-town pizzeria won the Hollywood lottery.

This simple home was the beginning of a long journey for the iconic Western film star.

The prototype for all Nazi concentration camps.

Soaring over 6,000 feet in the Bavarian Alps, this beer garden was once Hitler's 50th birthday present.

Macabre astrological automaton clock dating to the late 1400s.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

One of Frank Lloyd Wright's final works was this UFO church.

This striking art museum holds an amazing series of curiosity cabinets.

A unique botanical garden housed in three giant geodesic domes.

Civil War soldiers, captains of industry, and paupers all interred on historic grounds.

A grassroots community effort in the 1970s led to the creation of this beautiful garden full of delightfully whimsical exhibits.

The largest puppetry museum in the United States houses the world's most complete collection of Jim Henson artifacts.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

Controversially claiming the title of world's biggest bass drum, UT's Big Bertha was once made radioactive by the Manhattan Project.

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

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

An ivy-covered arch bridge dedicated to Tejano music singer and legend Rosita Fernandez.