Helicase's User Profile - Atlas Obscura
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Paris, France

Musée Curie

The history of radiation is on safe display at the foot of a radiation science laboratory.
Paris, France

Museum of the History of Medicine

One of the oldest medical collections in Europe focusing on rare surgical instruments.
Paris, France

Musée des Arts Forains

A museum of carnival attractions where you are invited to ride the rides.
Paris, France

Rue Crémieux

This charming cobbled backstreet is the most Instagramable street in Paris, much to the residents' annoyance.
Egg Harbor City, New Jersey

Batsto Village

This historic iron-working village is now a ghost town so immaculate that it looks as though it was recently built.
El Rosario, Mexico

Monarch Butterfly Biosphere Reserve

The winter home of millions of migrating monarch butterflies.
Tulum, Mexico

Pet Cemetery Cenote

An ancient system of freshwater caves filled with animal bones, including that of species long-extinct.
Xcalacoop, Mexico

Cenote Ik-Kil

A magical sinkhole on the Yucatán Peninsula is adorned with mini waterfalls and hanging vines.
Dzitnup, Mexico

Cenote Xkeken

These azure waters were thought to lead to the Mayan Underworld.
Naucalpan, Mexico

El Nido de Quetzalcóatl

An Aztec snake god has taken the material form of an apartment complex.
Cortenova, Italy

Villa de Vecchi

The abandoned "Ghost Mansion" was left to decay in the mountains of Northern Italy.
La Maddalena, Italy

Spiaggia Rosa (Pink Beach)

Crushed coral and crystals give the sand its signature coloration.
Naples, Italy

Toledo Art Station

This shining multicolored metro station deep under Naples is said to be the most beautiful in Europe.
Capannori, Italy

Oak of the Witches

This enchanting 600-year-old tree is so magical it inspired the beloved tale of Pinocchio.
Alghero, Italy

Neptune's Grotto

Stalactites and stalagmites in a beautifully lit cave.
Rome, Italy

Via Appia

2300-year-old Roman road connecting the empire.
Florence, Italy

Santa Maria Novella Pharmacy

The oldest operating pharmacy in the world features 800-year-old recipes.
Baia, Italy

The Sunken City of Baia

A submerged archeological park still holds the wonders of a Roman Sodom.
Rome, Italy

Galleria Sciarra

This hidden Art Nouveau courtyard is an opulent feast for the eyes.
Sorrento, Italy

Valle dei Mulini (Valley of the Mills)

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.
Rome, Italy

Torre Argentina (Roman Cat Sanctuary)

Hundreds of lucky felines haunt the ruins where Caesar was murdered.
Philadelphia, Pennsylvania

Newkirk Viaduct Monument

This 15-foot tall obelisk commemorating the Philadelphia-Baltimore railroad connection sat neglected for over a century.
Philadelphia, Pennsylvania

Shofuso Japanese House and Garden

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.
Philadelphia, Pennsylvania

Mütter Museum

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.