More than a century after her death, Little Gracie Watson remains one of Savannah's most often-visited residents.

This kitschy tavern is also home to rare early editions of "Treasure Island."

This oak sculpture at the edge of a small woodland is nine feet tall and shrouded in mystery.

On this wooded path, a stained-glass window creates a spellbinding forest cathedral.

The final resting place of the great escape artist, where some still gather to wait for his escape from death.

Walk 2,300 feet above the ground on the "Troll's Tongue."

An extraordinarily ornate museum in San Diego holds wondrous anthropological treasures.

Gnarled canopies of pink and purple wildflowers arch over the trail to the summit.

A painfully obvious spy house sits right across the street from the Russian Embassy.

This massive redwood tree has a hole in the base big enough to drive through.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

This legendary "evil" doll has been haunting the citizens of Key West for over 100 years.

They call this long foot bridge a swinging bridge, but really it's the bouncing you have to watch out for.

This narrow canyon has been carved by the river over thousands of years into spectacular and curious forms.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

A short hike into the mountainside forest reveals a decaying 1890s town.

The Boston square dedicated to the dark poet who was born nearby.

A half-mile long and three stories high, this bridge over the Des Moines River Valley mimics a descent into a mine shaft.

This Florida sinkhole hides a rainforest-like micro-environment in its depths.

The highest bridge in America was built for an almost unnervingly small amount of money.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

Oregon's unexpected high desert, displaying layers of time in a colorful show.

The world's longest known cave system.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."