There's a pretty interesting natural rock dam[1] that holds Garibaldi Lake[2] in. It's just a loose pile of rocks and has the potential of collapse[3] which wou

There's a pretty interesting natural rock dam[1] that holds Garibaldi Lake[2] in. It's just a loose pile of rocks and has the potential of collapse[3] which would release the entire lake down the valley. [1] https://en.wikipedia.org/wiki/The_Barrier https://en.wikipedia.org/wiki/The_Barrier [2] https://en.wikipedia.org/wiki/Garibaldi_Lake https://en.wikipedia.org/wiki/Garibaldi_Lake [3] "The area below and adjacent to the Barrier, a geological feature upholding Garibaldi Lake is considered hazardous. Although imminent danger is unlikely, special regulations are in effect to make you aware of the potential danger and to minimize the risk to life and property in the event of a landslide. Posted signs identify the Civil Defence Zone. Do not camp, stop or linger while traveling through the zone. Camping or remaining overnight at or near the Garibaldi Lake parking lot is prohibited. Developed campgrounds are located nearby at Alice Lake and Nairn Falls Provincial Parks." - http://www.env.gov.bc.ca/bcparks/explore/parkpgs/garibaldi/ http://www.env.gov.bc.ca/bcparks/explore/parkpgs/garibaldi/