DescriptionCultus Lake Provincial Park, 11 kilometres (7 mi.) southwest of Chilliwack off Hwy. 1, is a popular recreational area and offers camping, boating, fishing, horseback riding and hiking. Cultus Lake Waterpark , Hwy. 1 exit 119A, has giant waterslides, twisting tunnels, pools and inner tube rides and is open daily early June to early September; phone (604) 858-7241 for more information.