This 29-ton granite ball spins around at the slightest touch thanks to a scientific phenomenon.

The ruins of this Thomas-Jefferson-designed mansion have been left to crumble since the Christmas Day they burnt down.

The story behind the mysterious symbol painted in front of the historic university's famous Rotunda.

The only museum outside of Australia dedicated to exhibiting the artwork of Indigenous Australian artists.

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

This historic mansion was built as a symbol of love between a husband and wife.

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

The only recreation of William Shakespeare's indoor playhouse.

Outdoor exhibits explore the contributions of European, African, and indigenous peoples to American frontier culture.

A former mental hospital founded in the 1930s by a eugenicist who advocated for the forced sterilization of patients.

In a pedestrian tunnel on North Carolina State’s campus resides an expressive and artistic free-for-all.

Money may not grow on trees, but it can be dispensed by one.

An old trolley bridge was converted into a breathtaking garden bursting with colorful flowers.

Over 50 whirling pools left behind from the glacial age.

A museum dedicated to the quirky and colorful world created by Springfield's favorite son.

Life-size bronzes of the Grinch, Cat in the Hat, Yertle the Turtle, Sam-I-Am, and the Lorax—and the author himself.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

Herman Melville wrote 'Moby Dick' in this landmark 18th-century house surrounded by farmland.

This abandoned neighborhood is now a park filled with beautiful trees, wildflowers, and hints of its past.

You thought Santa Claus didn't exist, but it turns out you were wrong.

A gorilla holding a VW Beetle isn't what you'd expect in rural Vermont.

A giant toy jack made of numerous welded-together fire hydrants.

This 38-drawer structure claims the superlative title, but it isn't the world's only giant filing cabinet.

The evolution of recreational vehicles and motorhomes is on display in the “RV capital of the world."