The world's largest sundial can cast a shadow more than 1,600 feet long.

A replica of the Roman emperor in glorious full color.

Maybe the only restaurant in the world where your seat will be signed by a Nobel laureate.

This restaurant's specialty is "a major enigma for food historians."

King Carlos IV laid the first stone during construction of this chapel.

A legend says that if this elaborately decorated glass breaks, the good fortune of its owner's household will also disappear.

This bronze statue was dedicated to a 1966 Beatles hit.

One of the oldest hospitals in the Americas is now decorated in hallucinatory murals.

A museum dedicated to one of Portugal's most celebrated writers.

Sometimes called the Banksy of Madrid, Muelle was a pioneer of street art in the Spanish city.

An authentic, seaworthy replica of the ship that sailed to Newfoundland in 1497.

The world's tallest carillon is located at the top of this skyscraper in Mexico City.

Many miles south of Loch Ness, a similarly-named sea monster stands at the center of a roundabout.

On the wall of this medieval walkway, a symbol of the Spanish Inquisition.

This church is said to have connections to the Knights Templars.

An ornate doorway leads to the former site of one of the city's oldest society of merchants.

A small alleyway with an unusual moniker.

Some 80,000 Delft Blue tiles line the inside of this Amsterdam walkway.

Today, Kent's medieval monarchs hold court on a busy pedestrian thoroughfare—or at least their statues do.

A monument dedicated to the unrecognized Black "mother" of modern medicine.

An alchemical monument that represents "Earth, Air, Fire, and Water."

A beautiful and controversial modern sculpture that alludes to the Aztec past identity of the Virgin of Guadalupe and the phenomenon of syncretism.

One of Madrid's oldest trees, with a long and colorful history, resides in El Retiro Park.

An abstract representation of weather in Sweden.