is the rocky mountain national park open
1 Go into Rocky Mountain National Park at night (the park is open 24/7), drive to a high point, and settle in for some spectacular celestial viewing! 2  Trail Ridge Road has a relatively gentle grade, never exceeding 7%, and typically less than 5%. Because Trail Ridge Road climbs to an elevation of 12,183 feet, itâs one of the most spectacular places in the world to star gaze. 2  Go into Rocky Mountain National Park at night (the park is open 24/7), drive to a high point, and settle in for some spectacular celestial viewing!