Tholt-y-Will Glen and Plantation
Tholt-Y-Will Plantation , Sulby Glen Road, Sulby, IM7 2BF
A popular tourist attraction this Glen contains the Alt Waterfall which feeds into the Sulby River and Reservoir. The Sulby River is the longest river on the Island. This is a steep Glen with winding paths providing panoramic views.
Tholty-y-Will is a Dark Skies Site and it is possible to see the Northern Lights from here during winter.