A hidden art gallery in an abandoned Warsaw fort.

After the famous composer died in Paris, his sister snuck his heart out of the country to honor his wish that it be buried in their native country.

A program of Communist glamour in post-Stalin Poland is preserved in this colorful museum.

Real bones which are said to have belonged to a Polish dragon.

Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.

Countless stories attempt to explain Poland's mysterious J-shaped trees.

The walls and ceiling of this Polish church are decorated with thousands of skulls, with another 21,000 skeletons just below.

The world's highest and most dangerous infinity pool lies at the precipice of Victoria Falls.

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

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

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