The site of the climactic scene from the classic horror film is now a historic landmark.

The remains of Martha, the last known passenger pigeon, serve as a tool to educate about conservation.

This extraordinary Depression-era expenditure was modeled after a postcard of a Mediterranean hotel.

This bug-eyed water wheel uses the power of the Sun to clean up Baltimore Harbor.

Once part of a dam servicing an early 19th century grist mill, the tucked-way falls are a tricky-to-find urban oasis.

America's smallest national park site is the former residence of exiled Polish national hero Thaddeus Kosciuszko.

An Irish Memorial commemorating those who perished due to potato blight.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

The first declared National Monument in the United States.

A six-ton, 12-foot-tall concrete prairie dog is touted as the largest in the world.

Dedicated to the history of the 1,000 nuclear missiles that once covered the Great Plains.

The crumbling structure is a rare surviving relic of the area's bygone mining industry.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

An antique Beechcraft airplane serves as a giant windsock for people driving through the blustery open country of eastern Wyoming.

America's largest man-made forest was planted in an effort to bring back the past.

This prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.

This replica stave church looks like a piece of Norway was simply plopped down in South Dakota.

A cemetery housing wild west legends in South Dakota.

Every president in history is immortalized in bronze in downtown Rapid City.

One of the first intercontinental ballistic missile sites in the United States.

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

Thanks to a loophole in property ownership, this alleyway has become a cacophonous street gallery.

An experimental, automotive replica of Stonehenge.