Man-made geyser that rises to the exact height of the Gateway Arch.

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

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

The farm where one of America's greatest leaders was raised is now a well-appointed landmark.

A historic hotel library in Indiana hides more than a few secrets on its shelves.

A turn-of-the-century architectural marvel built on healing mineral springs and salt licks.

The large rock formation where the Shawnee prophet Tenskwatawa stood and encouraged his warriors during the Battle of Tippecanoe.

This quirky hot springs town known to locals as "T or C" was named after a radio show.

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

The petroleum industry brings you the joys of hydrocarbons and largest collection of antique oil rigs in the world.

Louisa May Alcott based “Little Women” on her experiences growing up in this house with her sisters.

El Paso's only historic house museum is an adobe mansion built by a prominent multicultural borderlands family.

A collection of historic buildings in central Birmingham blend seamlessly into the cityscape but have an interesting story to tell.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

The longest hedge maze in the world.

Germany's Glienicke Bridge has a shady history of clandestine meetings, espionage, and spycraft.

This Canadian monument to the man who invented the telephone allows visitors to get up close and personal with the artifacts of his life.

This historic cemetery stopped accepting bodies before many Canadian cities were founded.

A morbid piece of memorabilia from the most famous shipwreck in current history is just one of the many poignant artifacts in this Canadian museum's collection.

The city of Halifax still bears the scars of the largest explosion prior to the atomic bomb.

The final resting place of 121 victims of the RMS Titanic, 42 of which may never be identified.

This former luxury resort in Kaua'i is now an abandoned relic.

This saltwater swimming pool, which is the last of its kind in the United States, is slowly crumbling within sight of multiple high-end beachside hotels.

A 12th-century church that houses a dark creature.