Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

The Corinthian columns that towered over Abraham Lincoln’s inauguration stand proud.

Home to items never before seen by the public.

A tunnel with windows, so you don't miss out on the impressive views.

A fitting attraction for the corn capital of the world.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

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

This recently rediscovered Civil War-era submarine was the first to ever sink an enemy ship.

Historical structures and natural wonders await visitors to this preserve.

This magnificent Cincinnati graveyard is also a popular public park.

Where beautiful signs live on forever.

A lovely park home with a few interesting guests.

The house where the famed outlaw was shot by a dirty coward is now a museum to the criminal's legacy.

A toweringly silly piece of modern art has been delighting locals since the 1980s.

Rabbit Hash is a heaping slice of Americana from another era, with a very peculiar origin behind its unusual name.

The tabby ruin is Savannah’s oldest surviving structure.

Hidden amid the old-world charm of Savannah is a museum dedicated to the world of oddities and criminal history.

The larger-than-life art installation at Tampa International Airport welcomes travelers to town.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

The decaying adobe remains of an old homestead are just off the beaten path in Joshua Tree National Park.

An eerie natural formation that looks right back at you.

Crumbling pink walls and murder memorials preserve the pioneer history of Joshua Tree.

The world's largest outdoor organ is played weekly by one of just two civic organists in the U.S.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."