Those who don't want to drive or walk around it can take the ferry, which travels down the whole length of the lake from Glenridding to Pooley Bridge.
The ferry travels all the way down the lake.
mnli hypothesis: The ferry travels all the way down the lake. premise: Those who don't want to drive or walk around it can take the ferry, which travels down the whole length of the lake from Glenridding to Pooley Bridge.