Скачать или смотреть The Grand Canyon’s geological formation

The Grand Canyon, one of the world's most iconic natural wonders, is the result of millions of years of geological activity and erosion. Located in northern Arizona, this vast canyon stretches approximately 277 miles in length, up to 18 miles in width, and over a mile deep in places.

Its formation began around 5 to 6 million years ago when the Colorado River started carving through layers of rock. The exposed rock strata at the canyon walls tell a story that spans nearly two billion years, representing some of the oldest known geological formations on Earth. These layers include ancient marine sediments, volcanic deposits, and metamorphic rocks, which have been uplifted and exposed due to tectonic activity.

The process was significantly influenced by the uplift of the Colorado Plateau, which increased the gradient of the river, accelerating its flow and deepening the canyon. Over time, weathering and erosion caused by wind, water, and temperature changes further shaped the canyon's rugged cliffs and stunning formations.

Today, the Grand Canyon stands as a breathtaking testament to the Earth's dynamic geological history, offering scientists and visitors alike a glimpse into the processes that shaped our planet over eons.