A remote crossroads honoring a fallen talent.

A massive volcanic plug is now a protected area that hosts a number of bird species.

The unbelievably opulent home built for an infamous newspaperman.

This stretch of beach along California's central coast is a busy highway for the largest seal in the northern hemisphere.

This mission, established in 1771, is the most remote of California’s Franciscan missions.

Home to the "Circus" trees created by Axel Erlandson.

This giant shopping mall still holds signs of its automotive past.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

The world’s first stop-motion film was created on the racetrack outside this building.

A burnt orange monolithic dome structure perched on a hillside near Interstate 280.

This controversial depiction of the "Founder of California" looks as though it was sculpted from mashed potatoes.

Artist Jack Pierson made this surreal sculpture in honor of Wonder Valley, a countercultural community on edge of civilization.

A plaque bearing the names of those who dedicated themselves to protecting Budapest's Jewish population during World War II.

The metal leaves on this tree are engraved with the names of Holocaust victims.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

Museum dedicated to the terror regimes of Hungary.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

This American Civil War-era fort still stands near the border between Washington, D.C. and Maryland.

The only female equestrian statue in Washington, D.C. is a 15th-century French heroine.

A terrace reminiscent of Rome's Spanish Steps is tucked away in a little park in Washington, D.C.

Surrounded by a verdant garden and a backdrop of ivy, a monument to beloved poet Khalil Gibran stands outside of the Lebanese embassy.

This rowhouse doubles as one of the most photographed spots in the nation's capital.

Washington D.C.'s most famous pianist, composer, and bandleader still tickles the ivories outside Howard Theater.

A brass and marble scale model of the solar system embedded in the concrete.