Erg Chebbi offer camel trips into the dunes, taking tourists on overnight trips to permanent campsites several kilometres into the erg, and out of sight of the hotels. Erg Chebbi's proximity to the tourist center has led to the erg sometimes being referred to as "dunes of Merzouga." During the warmest part of the year, Moroccans come to Erg Chebbi to be buried neck-deep in the hot sand for a few minutes at a time. This is considered to be a treatment for rheumatism. Erg Chebbi Erg Chebbi () is one of Morocco's several ergs – large seas of dunes formed by
Geography of French Guiana Geography of French Guiana French Guiana is an overseas region of France, located on the northern coast of South America between Suriname and Brazil. See also the article on the geography of Suriname. Northern South America and part of Caribbean South America, bordering the North Atlantic Ocean, between Brazil and Suriname. South America. Total: 91,000 km².<br> Land: 89,150 km².<br> Water: 1,850 km². Total: 1,183 km.<br> Border countries: Brazil 673 km, Suriname 510 km (disputed).<br> Coastline: 378 km. Exclusive economic zone: territorial sea: . Tropical; hot. Low-lying coastal plains rising to hills and small mountains, see Guiana Shield. Bauxite, timber, gold