The only female equestrian statue in Washington, D.C. is a 15th-century French heroine.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

This bronze sculpture was inspired by a photograph of Martin Luther King Jr. and his wife embracing after he won the Nobel Peace Prize.

The oldest living tree in Manhattan comes shrouded in sinister legend.

Built in the 1850s, this church was of the first five churches constructed in Harper's Ferry.

Scattered around Atlanta are little doors with big charm.

One of Ireland's most infamous prisons for rebels including men, women and children.

The discovery site of the "Capitalsaurus," the official dinosaur of Washington, D.C.

A stunning, two-tiered waterfall made famous by poets, artists and the legend of a ghost dog.

This small town Texas cemetery is said to be the burial site of a UFO pilot who crashed in the 1800s.

The final resting place of an outlaw, whose legend grew after death.

Belly up to the bar in Cowtown, don't forget to buy some boots.

A modernist landscape of water and sci-fi concrete.

Some of the best pastries in "the Czech heritage capital of Texas" come from a gas station off I-35.

Housed in a century-old building, this museum's dedicated not just to soft drinks, but to the free enterprise system.

Visitors can walk over the largest concentration of Columbian mammoths to have died from one event.

An immense cave that has served as an outlaw's treasure trove, an underground dance hall, a nuclear fallout shelter, and much more.

After 97 years of constant vigilance from the dome of the Texas State Capitol, the original Goddess of Liberty retired to a life of climate-controlled leisure.

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

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

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

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

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

Continuing the tradition of the dime museum in style.