Empires Of The World Trivia Page - 2

What was the name of the vast exchange of plants, animals, culture, human populations, technology, diseases, and ideas between the Americas, West Africa, and the Old World in the 15th and 16th centuries, initiated by European exploration?

The ancient city of Angkor Thom was the last and most enduring capital city of which powerful Southeast Asian empire, renowned for its sophisticated hydraulic engineering and temple complexes?

What iconic defensive structure, largely consolidated and partially built by Emperor Qin Shi Huang, is most associated with defending ancient Chinese empires?

Which empress is credited with significantly expanding the Russian Empire during the 18th century and was known for her 'enlightened absolutism'?