Discover the world's 11 largest castles, from Poland's Malbork to Japan's Himeji. Know their history, unique features, and ...

The world’s largest solar building, designed to resemble a sundial, recently opened in Dezhou, China. Such cutting-edge buildings remind us that the impulse to think and build big isn’t a new one.

It focuses on what could be the largest building in the world, highlighting its unique features and significance within the context of the country's development plans.