I would really appreciate someone to help me find out where the brothers are (besides the one by the ruins with the quest to find out what the text xsays but how do you solve that too btw) and where the raft is at it's the last two achievements I need to be done laugh

"So you take an Apple and a Pineapple, smash them together, and you get a 'Pin-apple' My dear sir!"
Warning, Spoiler:
Behold the glory of Lord Pin-apple peasant! \:D