The stretch of Interstate 70 that crosses through the Colorado Rocky Mountains is notorious for steep grades and winter conditions that can lead to spinouts, stalled semitrailers and hours-long jams.

6 hikes to try in the Rocky Mountains, from beginner lake walks to high-altitude scrambles. Explore trails in British Columbia that criss-cross Canada’s most spectacular mountain range ...

Things to do in Rocky Mountain National Park . I mostly hiked, did scenic driving, and watched wildlife, so I’ll focus on that. But there’s plenty more.

The stretch of Interstate 70 that crosses through the Colorado Rocky Mountains is notorious for steep grades and winter conditions that can lead to spinouts, stalled semitrailers and hours-long jams..