Military Base

Jeju is the capital of Jeju Province in South Korea and the largest city on Jeju Island (population 621,550), which is the largest island off the coast of the Korean Peninsula, and the main island of Jeju Province of South Korea. Jeju city had a population of 435,413 in 2012.

Jejudo is a volcanic island, dominated by Hallasan: a volcano 1,950 metres (6,400 ft) high and the highest mountain in South Korea.

Mannheim is a city in the southwestern part of Germany, the third-largest in the German state of Baden-Württemberg with a 2015 population of approximately 305,000 inhabitants. The city is at the centre of the larger densely populated Rhine-Neckar Metropolitan Region which has a population of 2,400,000 and is Germany's eighth-largest metropolitan region.