Rarotonga is not a city, but rather the largest and most populous island in the Cook Islands, a self-governing territory in the South Pacific Ocean. Rarotonga is the administrative and economic hub of the Cook Islands. It is known for its stunning beaches, clear blue waters, and lush tropical landscapes. The island is home to the national capital, Avarua, which is the main town and commercial center. Avarua offers a range of amenities including shops, restaurants, and accommodations for tourists. The island also has a number of resorts and tourist attractions, making it a popular destination for vacationers seeking a tropical getaway.