Drink and dine in a coral cave that's at least 120,000 years old.

The farmhouse owned by the Danish author who wrote "Out of Africa" is now a museum honoring her legacy.

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.

In Zanzibar, a historic 19th-century palace is a reminder of the world's shortest war.

An exquisite and eclectic selection of African masks stands out within a massive woodcarving marketplace.

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

This slowly crumbling mansion was home to one of East Africa's richest and most powerful slave traders.

This monument is a stark reminder of the horrors of the Zanzibar slave trade.

Freddie Mercury's childhood home is now a monument to the iconic Queen rockstar.

After sunset the heart of Zanzibar's historic Stone Town neighborhood transforms into a culinary playground.

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

The only castle in North America to ever house European sovereigns.

An island filled with hundreds of hanging, decomposing, decapitated dolls.

This once-forgotten oasis in the middle of Lisbon was first created over a century ago quite by accident.

Ring the bell to enter a bar that looks equal parts museum and old curiosity shop.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

Museum celebrating the ocean, with the largest wunderkammer dedicated to sea exploration.

This statue of the great Argentinian car driver is located near a famous curve of the Monaco Grand Prix.

This small Slovenian town has become a magnet for microbreweries.

Two stone columns flank the grand Venice square, but there were supposed to be three.

According to tradition this is the oldest church in Venice, but its actual age is a mystery.

An otherworldly alpine pasture in Slovenia with historical ties to WWII and architecture that recalls Middle Earth.

In the past, Renaissance sex workers were encouraged to entice customers on this bridge.