Trollheimen Norway: Geography, Hiking Routes, and History

Trollheimen is a prominent mountain range located in the Møre og Romsdal and Trøndelag counties of central Norway. Part of the larger Scandinavian Mountains, it is celebrated for its highly varied topography, ranging from jagged alpine peaks in the west to rounded, glacial valleys in the east. The area serves as a significant hub for outdoor recreation, botanical research, and archaeological study due to its unique climate and post-glacial history.

Etymology and Regional Significance

The name Trollheimen, which translates to "the home of the trolls," was proposed by Håkon Løken in the 1880s. Before this period, there was no single unifying name for the entire mountain range. The name was adopted by the Trondhjems Turistforening and has since become the standard geographical designation in Norway.

The region is bordered by several fjords to the west, including Sunndalsfjord, Surnadalsfjord, and Todalsfjord. These coastal connections were historically vital for early inhabitants seeking refuge from harsh inland winters.

Topography and Climate

Trollheimen is often cited as the most varied mountain range in Norway due to its distinct geographical split:

• The Western Region: Characterized by an alpine landscape, this area features pointed peaks and steep river valleys. The climate is oceanic, influenced by the proximity to the coast.
• The Eastern Region: This area is defined by less steep, rounded mountains shaped by ancient glacial activity. The valleys are wider, and the climate is significantly drier and more continental, as the western mountains provide a rain shadow.

The valleys typically sit at altitudes between 500 and 800 meters (1,600–2,600 ft) and are largely forested. Many of these areas are still utilized for traditional summer pasture farming, known as seterdrift.

Notable Peaks and Elevations

The highest elevations are concentrated in the southwestern portion of the range. The following table highlights the primary peaks within Trollheimen:

Nature Reserves and Flora

Approximately 1,160 square kilometers (450 sq mi) of Trollheimen is protected as a nature reserve. The range is a point of interest for botanists due to its nutrient-rich soil and diverse alpine flora. One of the rarest species found here is the Artemisia norvegica.

Key protected areas include:

• Innerdalen: Located in the western part, this was Norway’s first nature reserve and is frequently described as one of the country's most beautiful valleys.
• Svartåmoen: A forest reserve featuring undisturbed pine forests mixed with birch.

Hiking and The "Triangle" Route

Trollheimen is a premier destination for hikers, anchored by a network of lodges maintained by the Norwegian Trekking Association (DNT). The most famous route is the Triangle (Norwegian: Trekanten), which connects three major mountain lodges:

1. Gjevilvasshytta: The oldest DNT lodge in Norway, featuring timber dating back to 1739. It is accessible by car except during winter.
2. Jøldalshytta: Reachable via an easy 4-kilometer hike from the Jølhaugen parking area.
3. Trollheimshytta: Located deep within the range, requiring an 11–12 km hike from Gråsjøen.

Each leg of the Triangle typically requires 7 to 9 hours of hiking. Experienced hikers often take a detour over the three peaks of Trollhetta, a route often compared to the famous Besseggen ridge in Jotunheimen. Additionally, the hike to the summit of Snota is widely regarded as one of the most scenic treks in the country.

Archaeology and Prehistoric History

Trollheimen was among the first regions in Norway to become ice-free at the end of the last ice age. This led to early human migration into the mountains. Archaeological findings include:

• Stone Fences: Ancient structures used by Stone Age hunters to channel reindeer herds toward cliffs. Some of these fences are positioned at angles that suggest they were built while remnants of the ice sheet were still present.
• Prehistoric Artifacts: Since 1997, receding glaciers caused by unusually warm summers have revealed numerous prehistoric arrowheads. While many date back 1,000 to 2,000 years, some are confirmed to be over 4,000 years old.

Hikers are encouraged to remain observant for artifacts near retreating glaciers, as the melting ice continues to expose items from Norway's earliest hunting cultures.