Easter Island

The island is triangular in shape.

An excerpt from the article 29 facts about Easter Island
The island has an area of 163.6 km2 (63 sq mi) and a maximum elevation of 507 m (1663 ft) above sea level. Its length is about 24.6 km (15,3 mi), and its width is approximately 12.3 km (7,65 mi) at its widest point. The island's population is 7750 people, population density - 47.37 person / km2.