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

A raised boardwalk winds through a thicket of stunted, century-old trees no more than nine feet tall.

An 1870s ranch for pioneers, rodeo stars, and divorcees was abandoned and left for dead, until the city reopened it for exploration.

The San Andreas Fault spectacularly offsets this creek.

These millipedes glow not out of attraction, but as a not-too-subtle warning.

This hidden amusement park is a magical escape for kids and kids-at-heart.

A cozy bookstore is tucked within an old gold mine shaft beneath the cafe and ice cream shop.

Four hundred granite steps were built into this massive rock by the National Park Service.

A once-booming Mississippi River town with a history of racial violence is now eerie and mostly abandoned.

The lowest point in the state of Illinois, at the confluence of the Mississippi and Ohio rivers.

A collection of outdoor art by renowned muralist Robert Dafford depicts the history of a flooded city.

You have to love a museum with a truly dedicated focus. A focus on Superman, for example.

Commonly referred to as the most photographed Victorian home in the United States.

An enormous steel waterfall is a nod to the substance that shaped Britain's Steel City.

Visit these gentle, bell-bottomed, exquisite equines at the home of North America's first Gypsy Vanner horses.

The site of a mysterious pony massacre is rich with extraterrestrial conspiracy theories.

The huge granite obelisk that towers over a small California town.

This desert oddity hides in plain sight thanks to a cartographic error and a desert explorer with a punny sense of humor.

The highest dunes in California are the most likely place in the area to hear the Singing Sands.

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

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

A glimpse into the lives of the the Miwok and Paiute people in Yosemite National Park.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

A natural dome made of volcanic glass in Inyo National Forest.