Before it was buried by volcanic ash, this fast-food restaurant fed the hungry hordes of ancient Rome.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

Under Hanoi’s medieval citadel sits a secret military headquarters from the final years of the Vietnam War.

This small park features a monumental fountain wall, providing a great photo opportunity in the middle of Houston.

Designed by Gustave Eiffel before his famed tower.

The oldest statue in the Netherlands has survived relocation, bombardment, and burial.

This spectacular bridge supported by two gigantic hands looks like something out of a fantasy universe.

A memorial for public executions that dates back to the 14th century.

A tribute to a hometown hero and surfing legend.

In Houston's airport, a cow is properly equipped to jump over the moon.

The only airport with a people mover system designed by Walt Disney Imagineering.

This massive oak tree has ties to the first native tribes of the region and the founders of Texas.

A high-octane shrine to the greatest Texans who ever lived.

Home to an endangered salamander, a full moon celebration, and a large spring-fed outdoor swimming pool.

Legend has it that this bronze orb, which sat atop an ancient Egyptian obelisk, once held the ashes of Julius Caesar.

This 14th-century temple is also known as the "Temple of the Golden Pavilion" for its gorgeous gilded reliquary hall.

Tucked in the back of a flower shop, its collection details the fascinating history of the Netherlands's iconic symbol.

In 2013, historians discovered a hidden room devoted to the art of making royals' hot chocolate.

This magnificent herd of stampeding elephants has been frozen in time for over a century.

This beautiful 19th-century temple stands atop the ruins of its predecessor.

This towering church is home to a world-famous organ and a treasure trove of medieval art.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

The world-record holder for the longest bridge stretching continuously over water.

A fruit-loving town welcomes visitors with a giant melon set against the sky.