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
Erg Chech to the Tuareg people, the elliptical strewn field stretches for more than . Erg Chech The Erg Chech (), is a large erg in southwestern Algeria and northern Mali. It is an almost uninhabited part of the greater Sahara Desert, an inhospitable desert region with long, extremely hot summers and short, very warm winters. The Erg Chech is a vast sandy expanse including compound and complex linear and star dunes. The mean elevation of the Erg Chech is just above 300 m, slightly lower than the neighboring Erg Iguidi stretching to the north. The barren plain of the Tanezrouft is