The Istana Nurul Iman Palace, the official residence of the Sultan of Brunei, stands as a testament to unparalleled opulence ...

The castle is considered one of the best examples of medieval defensive and residential architecture in Central Europe.

Though it may not hold the same level of fame, the Royal Palace of Caserta is the largest royal residence in the world by volume. With 1,200 rooms and five floors, it also boasts a museum ...

Seeking to consolidate her grip on the Chinese throne, Empress Wu Zetian embarked on an audacious project: expanding the imperial palace on a scale never before seen in China, or the world.