- Aruba is an island situated in the southern Caribbean Sea, located around 29 kilometers north of Venezuela. It is a constituent country of the Kingdom of the Netherlands. While Aruba is not a city, it does have its capital city called Oranjestad. Oranjestad is the largest and most populous city on the island. It serves as the main economic and cultural hub of Aruba. The city is known for its colorful Dutch colonial architecture, vibrant atmosphere, and beautiful beaches. Tourism plays a significant role in the economy of Aruba, with many visitors coming to enjoy the island's stunning coastlines and warm climate.