“Thanks for weeding Grand Canyon,” he said. I didn’t know how to reply ... like the bulb of an onion bulging out of the soil. I tried to fix the plant’s features in my mind, but I flubbed my first ...

“Leave it as it is,” declared U.S. President Teddy Roosevelt after a 1903 sojourn at the Grand Canyon. “You cannot improve on it. The ages have been at work on it, and man can only mar it.” ...

We’re on a cliff roughly 3,500 feet above the Colorado River at the tip of the Great Thumb Mesa, a spectacular formation that thrusts out from the South Rim of the Grand Canyon like the bow of ...

Graham Averill is Outside magazine’s national parks columnist, but some of his favorite adventures have happened inside state parks. The Grand Canyon is stunning. At Outside, we’re in love ...