argonautica's User Profile - Atlas Obscura
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Arecibo, Puerto Rico

Playa La Poza del Obispo

This beach pool offers a spectacle of crashing waves, blue hues, and a historical lighthouse.
Caguana, Puerto Rico

Caguana Ceremonial Ball Courts

Built some 700 years ago, this Taíno ceremonial site features ball courts, petroglyphs, and evidence of ancient astronomy practices.
Jayuya, Puerto Rico

Cerro de Punta

The highest peak in Puerto Rico is home to a rare fern that can only be found on six trees at its summit.
Utuado, Puerto Rico

Tanamá River

Drift through underground caves on a tube.
Quebrada, Puerto Rico

Cueva Clara

An enchanting natural wonder in Puerto Rico's Camuy River Park.
Toa Baja, Puerto Rico

El Cañuelo

This small fort played a huge role defending Puerto Rico’s capital city.
Almirante Sur, Puerto Rico

Charco Azul

A natural swimming pool in the middle of the Carite Forest.
Vieques, Puerto Rico

Mosquito Bay

The world's brightest bioluminescent bay.
Loíza, Puerto Rico

Piñones

Archaeological sites and great food inside the island's largest mangrove forest.
Humacao, Puerto Rico

Monkey Island

This small primate research island is teeming with playing, fighting wild monkeys.
Manatí, Puerto Rico

Cueva de las Golondrinas (Cave of the Swallows)

The short hike is worth the stunning views and crystal blue waters of a secluded beach.
Orocovis, Puerto Rico

Ruta de la Longaniza

This "sausage route" features gorgeous views and family-owned restaurants.
Arecibo, Puerto Rico

Arecibo Observatory

The world's second largest single-dish radio telescope, once used to contact E.T.
Allouville-Bellefosse, France

Le Chêne Chapelle (The Chapel Oak)

Two small chapels housed inside an ancient tree.
Paris, France

The Relic Crypt of St. Helena at Église Saint-Leu-Saint-Gilles

This little-known relic crypt holds stolen parts of a Roman Empress.
Aksaray, Turkey

Cappadocia

In this historic region, homes and churches are carved into ancient volcanic rock formations.
Diyarbakir, Turkey

Four-Legged Minaret

Balanced on four stone pillars, this historic tower was the site of a tragic political assassination.
Naples, Italy

Il Giardino di Babuk

A surreal botanical garden with an even more surreal tour guide.
Istanbul, Turkey

Minyatür’s Nautical Instruments

Turkish adventurer antiques in the heart of the Grand Bazaar.
Istanbul, Turkey

Obelisk of Theodosius

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.
Istanbul, Turkey

Theodosian Wall Stone Ladder

Climb a set of vertiginous stone steps to the top of this impressive ancient edifice.
Örencik, Turkey

Gobekli Tepe

This hunter-gatherer architecture is believed to be the oldest religious complex known.
Istanbul, Turkey

Basilica Cisterns of Istanbul

A marvel of Byzantine engineering under the streets of Istanbul.
Istanbul, Turkey

Hagia Sophia Wishing Column

Legend says if you stick your thumb in the hole and it gets wet, your wish will be granted.