
THE LONG DARK is a thoughtful, exploration-survival experience that challenges solo players to think for themselves as they explore an expansive frozen wilderness

Mystery Lake is 1st Region available for play in Survival Mode and one of the primary starting regions in The Long Dark. The region is named after Mystery Lake, a lake serving as the reservoir for the Carter Hydro Dam. A railway crosses the region and is mainly used in the summers supporting the local timber operation and lakeside recreation.
A narrow transition region connecting Mystery Lake and Pleasant Valley. The area follows a frozen river surrounded by steep cliffs, forests, and waterfalls. Several caves and abandoned structures provide limited shelter, while thin ice, wolves, and harsh weather can make crossing the region dangerous.