Lake Geneva boats on the lake. The lake lies on the course of the Rhône. The river has its source at the Rhône Glacier near the Grimsel Pass to the east of the lake and flows down through the canton of Valais, entering the lake between Villeneuve and Le Bouveret, before flowing slowly towards its egress at Geneva. Other tributaries are La Dranse, L'Aubonne, La Morges, La Venoge, La Vuachère, and La Veveyse. Lake Geneva is the largest body of water in Switzerland, and greatly exceeds in size all others that are connected with the main valleys of the Alps. It is
River Awbeg rises about two miles north of Liscarroll and flows south and then north and west under Annagh Bridge to join the first branch at Scart Bridge. From there, the river flows south through Buttevant and east through Doneraile, turns south near Shanballymore and through Castletownroche to enter the Blackwater at Poulcormac near Bridgetown Abbey. North of Buttevant the river flows through flat agricultural land, while south of Buttevant the river generally flows through a narrow, steep-sided valley with wooded sides. For the most part the river flows over Carboniferous limestone. The river supports a range of plant species including dropwort,