Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.

At 207 feet, one of the world's longest continuous escalators.

The only recreation of William Shakespeare's indoor playhouse.

The Virginia farm where John Wilkes Booth met his grisly end is now largely forgotten.

The resting place of a Civil War celebrity's amputated limb.

This Virginia railway overpass is said to be haunted by a serial killer in a rabbit costume.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

A railroad tunnel that, upon its completion, was considered one of the engineering marvels of the modern world.

One of the few surviving Panama Canal steam shovels stands outside a tiny Colorado mining museum.

A dangerous narrow-gauge railroad once traced a route through this striking canyon.

According to local legend, a tree grew from the stake that killed this alleged vampire. In reality, he probably died from influenza.

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

Despite being one of the most photographed vistas in the Rockies these twin peaks are rightfully known as the "Deadly Bells."

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

This gorgeous beach hides behind two headlands in Oregon's Ecola State Park.

A surreal landscape where fanged rocks rise from the ground and the ocean feels like a great mystery.

Largest lake in Great Britain measured by surface area.

This ruined castle is said to be the legendary keep of a Viking princess.

Inside a Scottish castle hangs the tattered remains of a flag with murky origins and supposed magic powers.

Ancient cliffs resembling a kilt on Scotland's second largest island emit an entrancing sound.

One man spent 10 years building a spectacular section of road because no one else would.

Islanders once used this dramatic, otherworldly landscape to hide their cattle from Viking raiders.

An ancient Scottish rock formation said to be the gravesite of a giant remains ensconced in legend and intrigue.