1963 First snowmobiles enter Yellowstone National Park (three that year). 1966 Snowmobile use begins to increase rapidly, from 1,500 in 1966-67 to 26,800 by 1972-73. 1973 All of the park's interior ...

DeVere Chapman of Newfolden, Minn., sits on the restored 1966 Polaris Colt racer, the first Colt to roll off the assembly line, Saturday, Feb. 1, during the Ninth Annual AK Vintage Snowmobile Show in ...

- Snowmobiles are loud and pollute. While cleaner and quieter than they were just a few years ago, the vehicles are still neither clean nor quiet. - The Park Service's own research shows snow coaches ...

ALBANY – The stops that Herb Howe makes in the St. Cloud area these days are more relaxing and definitely in warmer temperatures than the first time he famously rolled through Central Minnesota. That ...