Gunungsitoli is the capital city of Nias Regency , North Sumatra province , Indonesia , but is also an independent municipality within the province . It is located at . It is a coastal city located on Nias island . Nias island is located in the Indian Ocean , on the west part of Sumatra . On March 28 , 2005 , the Nias – Simeulue earthquake destroyed parts of the city and caused casualties . The city is served by Binaka Airport with flights to Medan
Nias – Simeulue earthquake
2005 Nias–Simeulue earthquake
Gunungsitoli