Denmark, directly connected to the mainland road network. From Denmark, you can go to Sweden for the Öresund Bridge. There are also many ferry connections from Denmark, most of them have cars. The only alternative to terrestrial Öresund bridge to travel to Russia through Finland and Norway. Save a few locations of the normal roads, you can drive all the way to Stockholm and Oslo on a highway in Germany, but keep in mind that the charges against two Danish motorway bridges have to be that in Sweden are severe, and you can easily save money in taking a more direct route to the ferry. Almost all the Scandinavian roads free of charge, but in some large cities (mainly Stockholm) have introduced congestion charges in motion in the center, and some have bridges and tunnels to levy taxes to pay for their construction.
Speed limits are uniform, 50kph in towns and 80kph on rural roads, unless otherwise indicated. Motorways range from 100 in Norway, Sweden, 110, 120 in Finland to 130 in Denmark, once again, unless other speed limits marked. Keep in mind that while the Scandinavians consistently ignoring speed limits, fines are heavy, and if you do not enjoy the high Scandinavian wages, they will feel even more abrupt, so that you, in fact, likely to be gambling with your holiday budget. Speeding in urban areas is considered a serious offense, and there are many unmarked automatic speed traps set in these areas.
Winter driving skills needed through the years when the roads treacherously slippery, winter tires are mandatory and the speed is limited.