www.manxnotebook.com/gazateer/glenmaye.htm any use ?
easy walk along brooghs from Peel (bring good walking shoes) - the road through Dalby then up to the shoulder road at Roundtable has some excellent views - (part of coastal footpath as no path along coast due to landowners - see www.manxnotebook.com/paths/coastal/index.htm)
if you are hiring a car easy to reach from Peel, Castletown or Douglas - accomodation queries try tourist board