One of America’s oldest and spookiest hotels, thanks to the residency of ghosts, dead presidents, and Alfred Hitchcock.

A monument celebrating the idea of reaching inaccessible places.

A view-altering observatory at the University of Texas.

This vast kitty-themed collection illustrates the history of human-cat interaction.

This iconic tattoo shop has its own onsite museum with artifacts from the early history of modern body art.

The king of U.S. high points towers over every other peak on the continent.

Twenty churches beautifully painted by 19th-century Czech and German immigrants in Texas.

What began with a single, 357-pound chunk of the Canyon Diablo meteorite grew to be an impressive collection. 

The highest point in North Carolina and the United States east of the Mississippi River, Mount Mitchell is named after argumentative explorer Elisha Mitchell.

This tiny, painted door at the base of a tree stump has been a fixture of the Harvard University campus for decades.

The library of every book lover's dreams.

A preserve with 75,000 ancient drawings remains the realm of public – not just scientific – exploration.

10,000 flowered plants bloom in the City of Roses.

The "last unrestored grand mansion of Savannah" is now a cramped, mouldering maze of antiques.

This whimsical stacked cabin looks like something out of a children's book.

Contemporary art inspired by natural history and science drawing on ancient techniques in a modern world.

Largest collection of mounted dinosaur specimens in the world.

A modern-day wunderkammer dedicated to Indianapolis history, Afrofuturism, and musical vibrations.

Outstanding collection of 19th century medical instruments includes a life-size figure cast from as many as 200 cadavers.

Race through the maze, get your name on the sign.

Handmade treasures from around the world.

The history of the traveling carnival is remembered by this sprawling collection of vintage wagons, games, and rides.

The internal railway of one of the biggest steel plants in America has been transformed into a linear park with unique industrial views.

The oldest farmer's market in America is so ancient it was approved by the King of England.