I think it's a boat house, bit of a disaster weather wise visiting Wales this week was hoping for some glorious sunrises and sunsets as this was my first visit but they never materialised, this was probably the only decent shot I got in the 5 minutes it wasn't raining
Llyn Owgen boat house by Paul Jeffries, on Flickr
Llyn Owgen boat house by Paul Jeffries, on Flickr