This symbol of peace is appropriately positioned overlooking the Pacific Ocean.

This replica stave church looks like a piece of Norway was simply plopped down in South Dakota.

Nancy Thompson's Home from "A Nightmare on Elm Street."

This California estate was either haunted by ghosts or the Marx brothers.

An entire town preserved as a historic landmark.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

Rumor has it the hot dog stand was targeted by two Russian nuclear missiles.

The Pentagon is so large that it was planned like a city, complete with internal highway infrastructure.

At 207 feet, one of the world's longest continuous escalators.

The graveyard holding the remains of George Washington's slaves was forgotten for nearly 200 years.

A historic fort commemorating the United States' naval history.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

This weird abode has inspired everything from the "House on Haunted Hill" to a robot hunter's pad.

Left untouched since a double murder-suicide in the 1960s, Los Feliz murder mansion remains a neighborhood mystery.

Most famous work of one of Frank Lloyd Wright's sons.

Everyone remembers Laurie Strode from Halloween, but this is the house where most of the blood was shed.

Storybook cottage in Beverly Hills was once the site of 1920s silent film studio, affectionately known as "The Witch's House."

The dramatic upward-curving roof is one of the most iconic examples of Googie architecture that still stands today.

The 10-foot-wide Long Beach home was built on a dare.

The Southern California pop sounds of surf and sand were born right here.

This centerpiece of the Hollywood & Highland shopping center is a recreation of a long-lost movie set.

Remains of a Greek freighter trapped off of Rocky Point in 1961.

A surreal, Gaudi-inspired play space near an Anaheim community center.

Daily jousts and dancing barrel makers in Munich's mechanical clock.