A luxuriant botanical garden below sea level.

A hidden beach at the end of a tunnel of mangrove trees.

The world's oldest continuously operating airport was founded by the Wright Brothers.

A wonderful and easily overlooked museum tucked in Ohio's Burke Lakefront Airport.

These artifacts were discovered during the construction of the airport, with some dating back to the Neolithic period.

This airport also offers travelers the chance to view thousands of years of Turkish history.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

A bench and a bridge pay tribute to Birmingham's favorite heavy metal band.

See prehistoric footprints, plus two complete mastodon skeletons.

Public opinion is still divided on this enormous sculpture in front of Baltimore's Penn Station.

This museum is dedicated to showcasing the collection of the Mama Viña y Oscar Foundation.

Despite the name, it's unclear if this small depression in northern Nye County was actually caused by falling space debris.

This refurbished gas station is one of the oldest in Texas, located on the original Route 66.

A throwback to 1980's gaming nostalgia.

This former mining railroad is one of the best-preserved short lines in North America.

A local pineapple cannery once dumped pineapple trimmings off of this pier, with sometimes smelly results.

Built for an exposition in 1915, these horticultural displays have stood the test of time.

You've probably seen these distinctive orange-tiled columns on the big screen.

This vintage train once gave new meaning to “swimming upstream.”

A relic of roadside lore and perhaps the first of its kind in North America.

Inside this Krakow church, an explosion of psychedelic color.

The district's only illusionarium supports free writing programs for local students with every purchase.

The historic home of an educator, abolitionist, activist, and poet.

This plaque celebrates the sister city relationship between Fredricksburg and Fréjus.