There is one place named Mårtensberg in Sweden.
All places in the world called "Mårtensberg".
Boda (17)Näs (17)Sandviken (16)Berg (16)Lund (14)Berga (14)Haga (13)Torp (13)Bäck (13)Näset (13)Åsen (12)Broby (12)Sandvik (12)Näsby (11)Mo (11)Norrby (11)Kulla (11)Strand (10)Råby (10)Kullen (10)Heden (10)Backa (10)Ön (10)Viken (10)Åby (10)Hov (10)Holmen (10)Österby (9)Dalen (9)Nyby (9)