Legend says train robbers stashed their gold within the depths of this unusual cave.

Learn about the history and craftsmanship of carousels inside this museum located in a former post office.

One of the few places where you can explore a 1918 paddlewheel steamboat from stem to stern.

This steamer is known as "The ship that built Cleveland."

A bronze of the man in all his sinewy glory celebrates his longtime connection to the Ohio city.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

This spectacular public market has got meat, fish, vegetables, baked goods, and enough kielbasa for a lifetime.

This hilltop park offers magnificent views and a Frank Lloyd Wright masterpiece.

Rare recess caves fill this unbelievably beautiful Ohio park.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

Quite simply the largest tree in the world (by volume).

Each year these high desert hills are absolutely covered with poppy flowers in a surreal show of nature.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

This small Key West museum is packed with dozens of artifacts that illustrate the life of the iconic playwright.

The highway's southernmost spot is a beloved local attraction.

A monument celebrating the idea of reaching inaccessible places.

Florida's oldest bar was once a morgue, complete with a hanging tree and gravestones.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

The legendary building that needed ghostly approval before being built.

The palatial McDonald's that inspired Wesley Willis.

A Museum of Holography frozen in 1974.

Once called the "Polish Gold Coast" it is an icon of the neighborhood that bears its same name.

This urban drawbridge gained eternal pop culture fame when the Blues Brothers jumped it while it was raised.