Around Oslo there exists a lot of water and some attractions can be best-watched by the sea. At the Nobel Peace Center the Mini-Cruise with "Helena" is beginning.
The Oslo Radhuset (City Hall) was built from 1931 to 1950.
The Akershus Fortress is a Medieval castle which was built in 1299.
A very modern building is the new Opera House. It was completet in 2008 and allegorize an iceberg.
The ship is also passing some islands of the Oslo-Fjord.
We ended our trip at the Museum Island Bygdoy. There are several museums like thisone of the "Fram" and the expeditions of Amundsen.