The Alpine Cheese Trail Untertrübsee - Gerschnialp is an 8.4 km looped trail that starts and ends in Engelberg, Engelberg, Switzerland. There is a section of this trail that should be traveled by cable car, it starts after hiking for 1.4 km and is about 400m long. Based on our data, the trail is graded as Medium. For information on how we grade trails, please click here. Also, check our latest community posts for trail updates.This trail can be completed in approx 3 hrs 8 mins. Caution is advised on trail times as this depends on multiple variables. For more info, click here.