Travel
The Quest to Protect California's Transcontinental Railroad Tunnels
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer_public/41/82/418252d7-d328-40fa-a057-37d818deea34/donner_summit_tunnels_1.jpg)
A summer hike led me straight to the yawning maw of the Donner Summit tunnels high above Donner Lake in California’s Sierra Nevada Mountains. Not …
A summer hike led me straight to the yawning maw of the Donner Summit tunnels high above Donner Lake in California’s Sierra Nevada Mountains. Not …
