Explore the 10 largest castles in the world, ranked by area. From Poland’s Malbork Castle to India’s Mehrangarh Fort, discover these grand historic fortresses.

This formidable structure, one of the largest medieval castles in Europe, dates back to 1077. A tour of the fortress reveals ...

Below the surface of this impressive castle ... Europe's largest underground fortresses. Much like the billionaires of today, the lords of this castle carefully constructed themselves a medieval ...