Visitors to Yosemite National Park in California have more room to roam after official on Wednesday announced a 400-acre expansion of the park — its largest in nearly 70 years.
North America is a beautiful continent that’s home to the Rockies, Yosemite, the Grand Canyon, Yellowstone, and many more natural wonders. How did that happen? How did North America get its shape? The answer is that it took millions and millions of years. Over the history of Earth, tectonic plates have smashed into each other and dove under one another to literally move continents and create everything we see above ground.
Over the July 4th weekend, Greg Stock lay awake at night, listening to thunderstorms tear through Yosemite Valley, California.