The winter home of thousands of beautiful snow geese and sandhill cranes.

The oldest orange tree in California spawned a generation of citrus farmers.

The winding route passes through an enclosed alleyway, two tunnels, and leads to the White House basement.

Back in the day everyone who was anyone played this historic western theater.

Beneath a Virginia City bar is the entrance to an abandoned gold mine.

The now-abandoned tunnels were built for the transcontinental railroad on the route where the first wagon train entered California.

This historic little railroad runs through some of the most beautiful scenery in Germany.

An abandoned hotel in the highlands of Bali is shrouded in stories of ghosts, curses, and corruption.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

A plaque commemorates the spot in the Oregon woods where the first-ever Geocache was hidden.

A little-visited ghost town state park offers a glimpse into Montana’s "Silver Queen."

This Dutch Colonial home is the oldest remaining farmhouse in Manhattan.

Rippling sand dunes frozen in the Arizona rock.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

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

Just a man taking his prehistoric pet for a stroll.

A striking sculpture built to honor the women of the Lakota and Dakota Nations.

The world's largest public collection of PEZ memorabilia.

One home in the historic strip hides secret compartments and the ghostly songs of long-gone canaries.

Scotland's only funicular railway is also the United Kingdom's highest.

America's first nuclear-powered merchant ship is now a time warp to the atomic age.

An ominous concrete cube cuts a dystopian silhouette atop this California mountain.