Arresø 阿勒湖
(重定向自Arreso)
Arresø is a lake on the island of Zealand in Denmark.
Located in the region of Hovedstaden just north of Ølsted and east of Frederiksværk, Arresø is Denmark's largest lake, based on area, at 40,72 km² (15.39 sq mi). The lake runs into Roskilde Fjord through the Arresø Canal in Frederiksværk. The canal was begun around 1717 by royal command, and the work was carried out by Danish soldiers and Swedish POW's.