Formed over thousands of years of erosion caused by hydrothermal activity, water and other natural forces, the Grand Canyon of the Yellowstone is the primary attraction in the Canyon Village area ...

I spent over $900 to visit a gorgeous remote corner of the Grand ... first-served campsites, designated solely by a picnic table nestled within the narrow confines of soaring canyon walls.

But there's one scenic spot that echoes the allure of the West's Grand Canyon, the most visited natural ... which resulted in the erosion of the river when a massive ice sheet retreated.

First, that the Grand ... the canyon is discussed to explain what the layers tell us about how the canyon formed. Every human step into the canyon represents about 20,000 years' worth of erosion.