What do we know about the real woman behind one of the Beatles' most famous songs?

19th century tunnels burrowed under Liverpool.

A memorial to the politician who became Great Britain's first fatality to be caused by a locomotive.

This stunning iron gate designed by Modernist architect Antoni Gaudí is filled with mythic symbolism.

Despite the ever pressing encroachment of urban sprawl this grand New Orleans manse still stands.

Drink the 'Blood of Christ' in this Roman Catholic fever dream.

This now-abandoned shopping center in Playa del Carmen was built to resemble a medieval European castle.

Visit a museum dedicated to the “the king of cheeses.”

This cheese shop also houses a museum devoted to Dutch dairy.

At this monastery, monks make raw-milk cheese and use excess whey to create methane that powers their hot-water system.

This cheery fruit farmer welcomes visitors to a classic roadside emporium.

One of the oldest Mexican restaurants in the United States air-dries its trademark beef in a dangling outdoor cage.

Religious statues built because of one man's bargain with God fill this peaceful sculpture garden.

In Tucson a giant metal snake helps pedestrians cross a busy highway.

An ancient city exhumed from the depths of the ocean.

This picturesque monastery at the base of a cliff is a peaceful oasis open to all visitors.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

Hopeless romantics will swoon over the sweet story behind this bright and colorful home.

Off the Florida coast, a whimsical world of marine sculptures are revitalizing coral reefs.

Her final resting place was intended to be modest and private, but the power of her popularity continues to draw visitors.

This statue celebrating early Hollywood is largely forgotten, while its twin replica at Walt Disney World has become an icon.

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.

The Hollywood home of Kermit the Frog and Yoda used to be Charlie Chaplin's film studio.