Bornholm Bornholm Bornholm (; ) is a Danish island in the Baltic Sea, to the east of the rest of Denmark, south of Sweden, northeast of Germany and north of the westernmost part of Poland. Occupying an area of , the island had a total population on 1 January 2018 of 39,632. Among Bornholm's chief industrial activities are dairy farming and arts-and-crafts industries such as glass production and pottery using locally worked clay. Tourism is also important during the summer months. The island is home to an especially large number of Denmark's round churches. The island is known as "solskinsøen" ("Sunshine
Lilleborg, Bornholm Lilleborg, Bornholm Lilleborg is a ruined castle in the Almindingen forest in the centre of the Danish island of Bornholm. It is situated close to the main road from Rønne to Svaneke. Of the Danish fortresses built in the 12th century, Lilleborg most closely resembles those of Saxon architectural style. The castle was probably built in the middle of the 12th century as a royal fortress. It appears to have replaced the much larger fortress of Gamleborg which was only away. The move could be explained by the fact that in 1149, three-fourths of Bornholm had been surrendered to Eskil,