Goes under the mountain for 3 miles. Bring a jacket (it's much colder in the tunnel) and flashlight (or make sure your phone is charged enough to use the flashlight).

This was built to protect the trains from avalanches and rock slides

Constructed in 1910 to protect the railroad from rocks and avalanches

Looks like an old avalanche of rocks. Each rock was covered with moss as far as you could see. It was very interesting.

A lot of waterfalls coming from the hill that are safe to drink from

Numerous of these with water safe to drink from.