The tree's bark is either dark or light grey and becomes checked with age. The sugar pine (Pinus lambertiana) can be identified by its huge cones, which can reach lengths of more than 20 inches ...

Nevada's White Pine County is well off the beaten path ... Hidden travel gem: Dark skies, ancient trees and the world's fastest open road race ...

A professor's casual hike in the High Sierra turned into a new elevation record for California's highest tree, the Jeffrey pine, which wasn't formerly known to grow at extreme elevations.