Paris, France
The Last Original Standard Metre
An overlooked marble is the only surviving in-place 18th century example of the measurement that changed how we define distance.
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Places on this traveler's wishlist.
Paris, France
An overlooked marble is the only surviving in-place 18th century example of the measurement that changed how we define distance.
Paris, France
This statue was given to France by the United States to commemorate the centennial of the French Revolution.
Paris, France
High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.
Carnac, France
Hundreds of prehistoric stones, arranged in perfect lines in a French field.
Larmor-Baden, France
One of the great treasures of Neolithic art lies within this carefully constructed pile of rocks.
Wormingford, England
Was the ravaging reptilian that terrorized this village a dragon, or an escapee from a London menagerie?
Botriolo, Italy
Leonardo da Vinci was one of many to find inspiration in this unique, rocky landscape in Tuscany.
Jasper, Arkansas
These waterfalls can be twins or triplets, depending on how much it's rained recently.
Utuado, Puerto Rico
Drift through underground caves on a tube.
Caguana, Puerto Rico
Built some 700 years ago, this TaĂno ceremonial site features ball courts, petroglyphs, and evidence of ancient astronomy practices.
Quetzaltenango, Guatemala
Experiencing Guatemala's sensory-exploding church is a blunt reminder of European influence.
Guatemala City, Guatemala
An enormous, 30-story-deep hole in the middle of Guatemala City.
Heraklion, Greece
A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.
Baia, Italy
A submerged archeological park still holds the wonders of a Roman Sodom.
El Rosario, Mexico
The winter home of millions of migrating monarch butterflies.
Kayadere, Turkey
Mausoleum and Holy Seat of Antiochus I of Commagene.
Phnom Penh, Cambodia
5,000 skulls in memorial to those killed by the Khmer Rouge.
Cairo, Egypt
In Egypt's expanding metro area, many of the neighbors are dead.
Markaz Al Belina, Egypt
Some believe that this ancient mural depicts technology far ahead of its time, but in reality it's nothing quite out of place.
Modhera, India
An architectural marvel that dates back to the zenith of Indian architecture.
Morena, India
This wonderland of ancient temples has been recently painstakingly reconstructed.
Kinderhook, New York
The schoolhouse where Jesse Merwin, the inspiration for the "The Legend of Sleepy Hollow" character, once taught.
Guyana
The world's widest single drop waterfall, and the two men who legend says went over its edge in a boat.
Venezuela
This everlasting lightning storm may be the world's largest generator of ozone.