Final answer:
Persepolis is a complex of Persian royal buildings dating to the 6th and 5th centuries BC. It was heavily fortified and located in modern-day Iran. The site is known for its monumental art and architecture.
Step-by-step explanation:
Persepolis is a complex of Persian royal buildings dating to the 6th and 5th centuries BC. It was the ceremonial capital of the Achaemenid Persian empire and an important city of the ancient world. Persepolis was heavily fortified and located in modern-day Iran, not Iraq. The site is known for its monumental art and architecture and was excavated by German archaeologists in the 1930s.