Allée des Parcs, La Grande-Motte, France, Tel: + find us on Facebook [HOST] Join us for the UDSO La Grande Motte even bigger than last year ( entries)! La Grande Motte is a city by the Mediterranean sea, next to Montpellier. . Casino Grande Motte Tournoi Poker This is the easiest casino game to play. Simply spin the wheel and if you're lucky, it will land on a winning combination! Festivals and tournaments at Pasino La Grande Motte.