This massive stone and steel monument remembers a century-old battle that cost thousands of lives and nearly destroyed the city.

This historic black and white monastery is one of Bulgaria's architectural jewels.

A Bulgarian monument to Russia's role in World War II is constantly being painted in pop culture protest.

An abandoned saucer-shaped monument in the Bulgarian mountains.

The trials and tribulations of marking Poe's grave.

Yo, Adrian!

This elaborate towering structure was once famed for its revolutionary height.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

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

A multimedia experience that chronicles the atrocities of racism.

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

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

The programmatic glory of LA's giant whiskey barrel building has become an upscale reminder of the city's kitschy roadside past.

World-famous, Pink's still manages to keep its prized cult fetish status.

Historic funicular railway, believed to be the shortest railroad in the world.

The last of its kind in the country.

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

Resting place of Hollywood's immortals is also site of summer film screenings.

America's most famous piece of self-built architecture.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

This wall on a street corner in Lower Manhattan has been a blank canvas for a rotation of renowned artists since the 1980s.

Beautiful mosaics cover the first stations opened on New York City's newest subway line.

Manhattan's deadly West Side railroad, which killed hundreds of New Yorkers, is remembered by this simple plaque.

Red frames showcase remnants of one of New York's original subway stations.