Canyon Walls Research Paper

The canyon walls literally climb up into the clouds. For about 4 hours your at the bottom of the canyons. It's really remote and rough terrain. It gives you an idea why it took almost 60 years to build.

I imagine the designers of this train route thought, "Up and over, or through the mountains?" In the end, they did both. In many parts it wasn't workable to go up and over. In fact, it wasn't feasible 86 times! That's the number of tunnels the train passes through! 86 tunnels is a lot of dynamite and