What kind of areas are mostly belize?

The space of the County Belize is 8,867 mi².Belize is divided into four main geographic regions, including the relatively low Maya Mountains of the south that dominate all but the narrow coastal plain; the northern lowlands and its many rivers and streams; the flat and swampy coastal plain, and the almost countless cayes, islands and lagoons that fringe its Caribbean coastline.More than 50% of Belize is covered by tropical rain forest that's dissected by a network of rivers, mostly small in length. The largest and most significant river is the navigable Belize that stretches from the Guatemala border all the way to the Caribbean Sea.

The answer is el saco de dormir , because you need a sleeping bag to camp