Lifestyle10 of the most unusual Airbnbs in ScotlandScotland, where you can stay in a caravan up a tree and a whisky barrel. We've picked out 10 of the more unusual locations to rent for a holiday in our country.By The NewsroomPublished 10th Jul 2017, 12:55 BSTUpdated 12th Sep 2017, 12:05 BST Kilmartin Castle - formerly owned by Clan Campbell - is among the more unusual locations. Picture: Airbnb/Kilmartin Castle