Erg Chigaga is a remote field of large sand dunes in southeastern Morocco, extending across the Sahara near M'Hamid El Ghizlane in the Drâa Valley. It is one of the country’s largest dune areas, with sand ridges spread across a broad desert landscape far from major settlements. Some dunes rise to around 60 metres, while the surrounding terrain alternates between sand, gravel plains, and dry desert vegetation. Reaching Erg Chigaga generally requires a 4x4 vehicle or an organized desert excursion from M'Hamid, adding to the sense of isolation that distinguishes the area from more accessible dune fields.
The cultural landscape around Erg Chigaga is shaped by Amazigh and Sahrawi traditions developed in the Drâa Valley and surrounding desert. Communities in this region have traditionally relied on oasis agriculture, livestock, trade, and detailed knowledge of desert routes and water sources. M'Hamid remains an important gateway to the dunes and the wider desert, with local guides sharing knowledge of the landscape and its history. Music is also an important part of regional culture, particularly performances featuring drums and traditional songs. Hospitality is expressed through shared meals and the preparation of mint tea for visitors.
Erg Chigaga’s main attraction is its expansive field of shifting dunes, where wind continually reshapes the sand into ridges, slopes, and crests. The highest dunes provide wide views across the surrounding Sahara, particularly around sunrise and sunset when changing light emphasizes the contours of the landscape. The route from M'Hamid passes through desert terrain that includes the dry Lake Iriki, acacia trees, and stretches of rocky and sandy ground. Camel trekking, hiking, sandboarding, and guided 4x4 journeys are common ways to explore the area, while desert camps provide overnight access to the dunes.
Meals at desert camps around Erg Chigaga commonly draw on southern Moroccan cooking, with dishes such as vegetable and meat tagine, couscous, salads, bread, dates, and seasonal fruit. Mint tea remains a central part of desert hospitality and is often prepared several times during a stay. Camp evenings may include traditional music performed around a fire, particularly drum-based rhythms associated with Saharan communities. A distinctive feature of Erg Chigaga is its remoteness: unlike the more developed desert areas near Merzouga, the dunes are reached across open desert tracks, with limited permanent infrastructure and long stretches of undeveloped terrain between the oasis and the sand field.