Geography of Denmark capital Copenhagen on Zealand; Århus, Aalborg and Esbjerg in Jutland; and Odense on Funen. Denmark experiences a temperate climate. This means that the winters are mild and windy and the summers are cool. The local terrain is generally flat with a few gently rolling plains. The territory of Denmark includes the island of Bornholm in the Baltic Sea and the rest of metropolitan Denmark, but excludes the Faroe Islands and Greenland. Its position gives Denmark complete control of the Danish Straits (Skagerrak and Kattegat) linking the Baltic and North Seas. The country's natural resources include petroleum, natural gas, fish, salt,
Jutland border between the Danish and German realms from c. 850 to 1864. Although most of Schleswig-Holstein is geographically part of the Jutland peninsula, most German residents there would not identify themselves with Jutland or even as "Jutlanders", but rather with "North Germany" () and Schleswig-Holstein, considering themselves "Northern Germans" () and "Schleswig-Holsteiner". The medieval law Code of Jutland applied to Schleswig until 1900 when it was replaced by the Prussian Civil Code. Some rarely used clauses of the Jutlandic Code still apply north of the Eider, even some cities south of the river- all of Rendsburg and more than half