4.8
(1563)
7,403
hikers
71
hikes
Popular hiking trails Hammersø bus station access the Hammerknuden peninsula, a rugged granite landscape shaped by glaciers. The region is characterized by dramatic granite cliffs, rocky heathlands, and mixed forests, with Hammersø, Denmark's only tarn, at its center. This varied terrain provides diverse hiking opportunities, from coastal paths to routes around the lake and through forested areas.
Last updated: May 17, 2026
4.8
(32)
165
hikers
Hard hike. Great for any fitness level. Sure-footedness, sturdy shoes and alpine experience required.
4.9
(37)
123
hikers
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.

Sign up for free
4.9
(16)
55
hikers
7.63km
02:06
120m
120m
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.
4.2
(6)
73
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
5.0
(3)
14
hikers
8.44km
02:16
110m
110m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
Get access to more routes and recommendations from other explorers.
Sign up for free
Already have an account?
Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
Start today with a free account
Your next adventure awaits.
Login or Signup
The castle ruins are the ultimate tourist attraction on the island of Bornholm. We were lucky that it was quieter there during the off-season. The view from the ruins is very beautiful, and the hiking trails surrounding them are also not to be missed.
2
0
Great route, but it does require a bit of fitness.
2
0
Beautiful monument, but the ruins steal the show here.
1
0
Great photo opportunity, the lake and the rocks in the background.
1
0
Fantastic view...not worth the price.
1
0
Unfortunately, there was scaffolding during our visit - construction work!
1
0
There are over 70 hiking trails around Hammersø that are easily accessible by bus, offering a wide range of options for all skill levels. This includes 24 easy routes, 40 moderate routes, and 8 more challenging trails.
Hikes around Hammersø offer a diverse landscape shaped by ancient glaciers. You'll encounter rugged granite cliffs, rocky heathlands with heather and juniper, mixed forests, and the tranquil waters of Hammersø itself, Denmark's only tarn. The area is part of the dramatic Hammerknuden peninsula.
Yes, for an easy and relatively short walk, consider the route starting from Allinge-Sandvig that leads to Traditional house in Sandvig – Allinge Harbor loop. This 5.3 km loop takes approximately 1 hour 20 minutes and features minimal elevation gain, making it ideal for a relaxed outing.
Many trails offer access to significant landmarks. You can explore the impressive Hammershus Castle Ruins, Northern Europe's largest castle ruin, or discover unique rock formations like the 'Camel and Lion's Head'. The artificial Opalsø (Opal Lake), a former granite quarry, is also a popular spot for its clear waters and dramatic cliffs, often passed on longer routes.
Absolutely. Many of the easier routes are suitable for families. The southeastern long side of Hammersø even features an easy, asphalted path, perfect for a peaceful walk with children. Look for routes with lower difficulty grades and shorter distances for the best family experience.
Yes, the Hammersø area is generally dog-friendly, with many trails suitable for walks with your canine companion. However, always keep your dog on a leash, especially in areas with livestock or protected wildlife, and remember to clean up after them. Check local signage for any specific restrictions.
The best time to hike around Hammersø is typically from spring through autumn (April to October). During these months, the weather is generally mild, and the natural scenery is vibrant. Summer offers longer daylight hours, while spring and autumn provide beautiful colors and fewer crowds. Some paths, like the asphalted one along Hammersø, are accessible even in bad weather.
Yes, several excellent circular routes are accessible from bus stops. For instance, the Hammershus Castle Ruins – Hammersø Lake loop from Allinge-Sandvig is a moderate 7.6 km circular hike that takes you past both the historic ruins and the scenic lake. Another option is the Hammershus Castle Ruins – Hammerhavn Harbour loop, also from Allinge-Sandvig, covering 8.4 km.
The komoot community highly rates the hiking experience around Hammersø, with an average score of 4.8 stars. Reviewers often praise the dramatic coastal views, the unique geological formations of Hammerknuden, and the historical significance of Hammershus Castle Ruins. The variety of landscapes, from rocky cliffs to tranquil lake shores, is also frequently highlighted.
Many trails offer stunning viewpoints. The Hammershus Castle Ruins – View of Hammeren Coast loop from Allinge-Sandvig, for example, provides breathtaking panoramic views of the Baltic Sea and the rugged Hammeren Coast. The area around Hammer Fyr lighthouse, the highest point at 82 meters above sea level, also offers expansive vistas.


Browse the best Hikes in other regions.