Acid rain, economic development, and a century of mining pollute Rocky Mountain waters.
2007
1992
2006
1897
2013
1942
2014
1971
2021
2005
2022
2010
—
1968
2018
2023
2024
![Panorama des rives du Nil, [I]](https://image.tmdb.org/t/p/w500//4BwIzbRxNW1sPmSahjIAeuySsBo.jpg)
