Casablanca's most serious contemporary-art venue is housed in a 1934 Art Deco villa near Parc de la Ligue Arabe. The Villa des Arts is run by the ONA Foundation and operates as a public gallery with rotating exhibitions of Moroccan and international artists alongside a permanent collection of 20th-century Moroccan masters. Entry is free year-round, which makes it one of the best-value cultural stops downtown — and an unusually quiet one, even on weekends.

The building itself is part of the visit. The villa was restored to its original Art Deco state for the museum opening, and its proportions, parquet floors, plasterwork and original fittings make it an architectural experience between shows. Two floors of calm gallery rooms, a small sculpture garden, and a rotating exhibition programme that typically holds each show up for two to three months structure the visit; the foundation's curation is consistent rather than spectacular, but the work is taken seriously.

Mid-morning or mid-afternoon on a weekday is the best window for solitude with the work; weekends stay quieter than the city's other downtown stops because the venue does not market to the casual tourist circuit. Forty-five to seventy-five minutes covers a full visit at a comfortable pace. A strong add-on to a downtown walk for visitors who have already seen the main heritage sites and want a quieter, more thoughtful stop. The villa is also a stand-in for the Casablanca that does not appear on the standard mosque-medina itinerary — an early-20th-century domestic Art Deco fragment that the rest of the city's modernism has mostly replaced or hidden.