North America with its vast and varied topography ... Examining geological surveys and maps alongside these river courses reveals fascinating insights into their past and future flows.

anxious to record an America in the process of disappearing, created Buffalo Herds Crossing the Upper Missouri in 1832. The painting contrasts the vast number of bison swimming across the river ...

This year marks the 50th anniversary of the National Wild and Scenic River Act, which protects and preserves the country's most prized waterways. In honor of the occasion, we've rounded up can't ...