There is one place named Trollvann in Norway.
All places in the world called "Trollvann".
Mo (13)Berg (11)Bø (11)Nes (11)Holmen (11)Sandnes (10)Haugen (10)Vik (10)Eide (10)Berge (10)Bakken (9)Breidvik (9)Dale (9)Strand (9)Rød (8)Lund (8)Dalen (8)Åsen (8)Sandvik (8)Sand (8)Lunde (8)Moen (8)Sandvika (7)Haugland (7)Helle (7)Straumen (7)Leirvik (7)Li (7)Åmot (7)Bjørnstad (7)