विचारों
Hiker say Colorado's preferred trail navigation app COTREX has its own flaws
COTREX's Route Creation Feature
COTREX (Colorado Trail Explorer) Tutorial
Module 2 COTREX Overview
I highly recommend COTREX for all your trail needs!
COTREX - Taking a look at the APP!
Scenic Route - Hike Detail Page
Module 1 COTREX Overview