Answer:
Antalaha, Madagascar
Explanation:
The closest city to geographical coordinates 15 degrees south, 50 degrees east - 15°00'00"S 50°00'00"E- is Antalaha, a commune of the Republic of Madagascar. The city is part of the Anthala district in northeastern Madagascar in the Sava Region ; the city population is 34,112 and has a tropical rainforest climate.