jpellgen posted a photo: Visited by over 2 million people each year, Red Rock Canyon is a popular destination for those wanting a short day-trip from the lights of the Vegas Strip only 15 miles away. The red sandstone formations can be accessed by a 13 mile loop road (closed due to snow on this particular day) with several places to hike/bike. The tallest point in the area is La Madre Mountain (8,154 ft.). Red Rock Canyon National Conservation Area. Clark County, Nevada.