1.   Another option is a pair of the easier-turning skis designed primarily for groomed tracks, packed fields, snowmobile tracks.

2.   The buffalo headed for lower ground in search of food, often following snowmobile tracks.

3.   Three hours later she saw them again and ran to the top of a ridge, where she located the snowmobile tracks.

4.   White clapboard houses line the streets, and snowmobile tracks cross the open fields.