Bloc Session Montpellier Sud (BS.7) on Clmb House. Venue in Allée de la Bouvine, 34470 Pérols, France, France. Bloc Session Montpellier Sud (BS.7) in Pérols is a bouldering gym in the Bloc Session network, open 7 days a week, for beginners to experts from age 4, with...