Take a drunken tour inside the world's largest known geode.

The world's tallest doric column is this Ohio monument to a naval victory in the War of 1812.

This Annapolis home was built by one of the signers of the Declaration of Independence.

Just outside the Naval Academy, Hell Point is a historical marker that could easily be the point where failed students wait for the bus.

The grave of the 19th-century sea captain who coined the phrase "Old Glory" can be found in this quiet cemetery.

A focal point of in Denver’s skyline for over a century, inspired by a Venetian basilica.

In a small Japanese garden off a busy Denver street, a memorial to a brave, principled politician.

This was once the home of Gahan's Saloon, Denver's most storied speakeasy.

One of the greatest heroes of the Titanic tragedy came from humble beginnings to this beautiful home.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

This sidewalk tribute honors Colorado's great culinary creation.

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

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.

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

This quirky local sculpture is quite literally a fish out of water.

Country fans may flock to Nashville's music scene, but this Appalachian town is where the genre was born.

One street divides a single town that stands in two U.S. states.

Eat burgers beneath gargantuan taxidermy and thousands of dollar bills in Utah's oldest continuously-operating bar.

This mural changes every few years.

A hidden garden of stones engraved with scriptures, a Joseph Smith Sphinx, all carved by one man.

Visitors to this library are in for a real-world education in modernist architecture.

An enormous image of Utah's salt flats made entirely from tape.

This granite monument at the site of an ill-conceived tourist attraction is built from the same stone as the Mormon Temple.