Western cannon battery is a historical landmark located in Oslo. The battery was built in the mid-19th century as part of the city's defense system. It was built to protect the harbor and the city against possible attacks from the sea, and was an important part of Norway's military infrastructure in this period.
The cannon battery is located on Bygdøy, a peninsula known for its historic buildings and museums. Western cannon battery is an example of military architecture from its time, and it has been preserved as part of Oslo's cultural heritage. The area around the battery is also popular with visitors, who can enjoy the scenic view of the fjord and experience the area's rich history.