The bones of two medieval royal lions were discovered at the historic fortress.

L.A.'s oldest operating bowling alley is a beautifully restored homage to its speakeasy days.

A fashion designer's dazzling world of Japanese collectibles is hidden in a warehouse downtown.

This tiny islet has somehow housed an ancient temple, two monasteries, a church, a fortress, and a restaurant.

Buried next to Pompeii, this lesser-known Roman villa was the opulent vacation home of Emperor Nero's wife.

Founded by a high school teacher, this poetry magazine became a center for all things literary.

This peaceful garden is hidden on the grounds of a spiritual organization founded by a pioneer yogi.

Thousand-year-old Viking runes adorn an ancient Greek lion at the entrance to the Venetian Arsenal.

The giant statue and its model solar system honor the native Pole who declared that the Earth revolves around the Sun.

Hidden in the courtyard of the Victoria and Albert Museum is a little-known tribute to two celebrity pooches.

The pile of books behind the dignified writer gave the statue a most undignified nickname.

The sole surviving relic of the San Francisco neighborhood cobbled together from old horsecars and streetcars.

Stare out over the lagoon and beyond from this 10th-century campanile on the island where the city of Venice began.

It's a mystery why these remains were found with no traces of their bodies in sight.

This biographical museum honors the groundbreaking scientist at her birthplace in Warsaw.

This Viking gravestone carved in a rare runic style was dug up from a London churchyard.

An artificial date palm stands as a memorial to Warsaw's Jewish community.

The Polish capital has had a deep connection to its guardian mermaid for almost a millennium now.

This stack of stones honors a murdered 18th-century woman.

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.

A labyrinth hides in plain sight at each of the city's 270 Tube stations.

This demon atop the Notre-Dame de Paris looks utterly bored.

One of the figures in this Celtic sculpture continues to puzzle archaeologists.

A local museum honors the overlooked discoveries of Mary Anning, one of the first professional fossil hunters.