An unfinished complex built for children from around the world sits abandoned on the Black Sea coastline.

These cascading falls resonate throughout the Bulgarian forest.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

Gaze upon chocolate sculptures depicting everything from chariot races to Gaudí's famous church at this shrine to sweets.

Five ancient libraries, little changed for centuries, preserve a medieval archive of Quranic lore and civic documents