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 ...

2. What is the most important river in North America? The Mississippi River is the most significant due to its role in trade, transportation, and agriculture, spanning 2,340 miles (3,766 km).

The organization American Rivers has issued its annual list of what it describes as “America’s Most Endangered Rivers”. The organization, American Rivers, describes itself as: ...championing ...