Fredriksborg Fortress

Fredriksborg is a coastal fortress on the island of Värmdö consisting of two defense towers that worked together to control the waters. One tower stands by the water near the beach, while the other sits on higher ground and commands a broad view of the surrounding area.

The fortress was built in 1735 under King Frederik I and served as a military installation to protect the waters off the Stockholm coast. It played an important role in Swedish defensive strategy against potential attackers from the sea.

The fortress takes its name from King Frederik I, whose reign shaped its design and purpose. Today visitors can dine and stay in the restored officers' residences from the 18th century, giving the place a lived-in quality that connects past and present.

The best time to visit is from May through September, when guided tours run regularly. Outside these months, accessing the interior requires advance arrangements.

From the higher tower, visitors can see across the archipelago to Stockholm's central districts on clear days. This far-reaching line of sight was strategically important in the 18th century for both defense and communication.