Traditional architecture and ancient irrigation systems are on display in this gorgeous mountain village.

A sinkhole and now a swimming hole, too, full of dazzling turquoise water.

This urban park is home to monkeys and a number of endangered plants.

Sitting atop a rock on Michamvi Pingwe beach, this restaurant becomes its own island at high tide.

This sacred, circular cave is lined with pools so clear and still that it's hard to tell where the water begins.

Over the course of its history, this tiny island has held enslaved people in transit and served as a quarantine zone. Today, it's a giant tortoise sanctuary.

A salty red wasteland in Tanzania is a breeding spot for endangered flamingos.

The home of half the world's population of critically endangered mountain gorillas.

Where the White Nile River dramatically cascades between Lake Kyoga and Lake Albert in Uganda.

An aeronautical-themed resort forged around rusty relics from the golden age of air travel.

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

Over two centuries old and counting, Madrid's massive botanical garden contains one of Europe's only desert environments.

Eat the ultimate iteration of Portugal's most beloved pastry.

Perhaps the most spectacular grotto along the Algarve coastline.

Every hour the doors open to reenact the legend of the heroic mayor who saved his town by drinking a gallon of wine.

This famed marionette theater and museum is bursting with imaginative string puppets.

In this truly magical place, rent hasn't been raised since the year 1520.