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

Murder, searching for gold, and being cut in half—the memorial statue of Daniel O. McCarthy and the Pioneers of '49

This jagged colossus of a building is mostly held together by an enormous concrete exoskeleton.

This grand memorial remembers the 20 members of the Los Angeles Times killed when the office was bombed.

This nondescript tunnel has been featured in a number of iconic movies, from “Roger Rabbit” to “Back to the Future.”

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

Hollywood's oldest hotel is the site of the first Academy Awards, the birthplace of Marilyn Monroe's career, and the home of Montgomery Clift's ghost.

This Hollywood dive houses a mural painted by the artists who animated its namesake film.

This star-studded Old Hollywood restaurant is where fettuccine Alfredo made its United States debut.

This grand mansion has starred in everything from Bones to Buffy.

The private clubhouse for the members of the Academy of Magical Arts.

Dedicated to the explorer who opened Japan to the West.

An architectural statement of artistic intent smack in the middle of Providence, Rhode Island's Colonial uniformity.

A 19th century library favored by Edgar Allan Poe and H.P. Lovecraft, known by locals as "the Ath."

A Spiritualist house of worship where believers communicate with the dead in the spirit world.

This small hilltop church weaves the urban history of Washington, D.C. with the national history of the United States.

The story behind this beloved toy—named for Theodore Roosevelt and owned by his grandson—is more complicated than you might guess.

A striking memorial to the 21 lives lost in an explosion at the Washington Arsenal

The 5.5-mile ring of steel posts around the Capitol Building is one of the largest (and most uniform) of its kind in the world.

A memorial to a shareholder activist feared by CEOs around the United States.

This taxidermy horse was a Civil War hero.

This mysterious structure by the Washington Monument is a flood barrier designed to protect the White House against rising waters.

‘Bush the old fire dog died of poison July 5th, 1869. RIP.’

Behind an abandoned storefront is an example of pioneering 1930s gas station architecture.