Sundbyfortet

Sundbyfortet is a V-shaped infantry fortification perched on a cliff shelf near Lake Orlangen, distinguished by its semicircular roof structure. The facility contained multiple defensive positions and was originally designed to house one platoon with four machine gun stations.

Completed in 1915, the fortress formed part of Stockholm's Southern Front defense system built before and during World War I. It embodied Sweden's shift in defensive strategy from centralized protection to decentralized border and coastal defense around 1900.

The fortress was shaped by Swedish defensive principles and reflects a shift toward decentralized coastal protection strategies. Visitors can still recognize how its positioning demonstrates the military thinking of that era.

The site sits on a rocky formation with good views and is accessible to visitors despite its military origins. Appropriate footwear is advisable since the terrain is steep and rocky with paths that vary by season.

The fortress was not funded by the state but by private donors and organizations such as the Stockholm Fixed Defense Association and the Palmqvist Fund. This unusual financing approach shows how ordinary Swedes actively participated in national defense at that time.

GPS coordinates: 59.19472,18.01667

Latest update: December 14, 2025 11:22