Nidarholm Abbey

Nidarholm Abbey is a Benedictine monastery on the small island of Munkholmen in Trondheimsfjord, a short distance from Trondheim's center. The island once held substantial stone buildings and structures that formed a complete monastic community for hundreds of years.

The monastery was founded around 1100 and grew into an important religious center for the region. Over the medieval centuries, it suffered multiple devastating fires that eventually led to its decline and closure.

The monastery maintained strong ties with English monastic communities and adopted their spiritual practices. Visitors today can sense how these connections shaped the religious life that once flourished here.

The island is accessible only by boat, with regular ferry services operating from Trondheim during the warmer months. Visitors should come prepared for changing water conditions and wear sturdy shoes for the uneven terrain.

After the monastery closed, the island was transformed into a fortress that later served as a prison for a prominent Norwegian count. This unexpected conversion marked a complete change in the site's purpose.

Location: Trondheim municipality

Inception: 11 century

GPS coordinates: 63.45128,10.38291

Latest update: December 14, 2025 13:03