At Horne Lake Caves Provincial Park, you can explore underground natural caves and caverns. The caves are accessible all year-round, although there are different weather conditions expected for each season. You can book a tour or explore on your own during open hours. More info is available online.
Location: 3905 Horne Lake Caves Road, Qualicum Beach, BC
Contact: 250 248 7829 or info@hornelake.com 
Websitehttps://hornelake.com/