By far the most common country to see snow coverage in is Bulgaria, but you can get snow coverage in plenty of other countries. This includes both coverage on ski slopes or simply snowy roads.
Countries with snow coverage:
Asia: Japan, Kyrgyzstan, Mongolia, Nepal, Russia, South Korea, United Arab Emirates (indoor only)
Europe: Andorra, Austria, Belgium, Bulgaria, Croatia, Czech Republic, Faroe Islands, Finland, France, Denmark, Germany, Greece, Hungary, Iceland, Ireland, Italy, Lithuania, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey, United Kingdom
North America: Canada, Greenland, United States
Oceania: Australia, New Zealand
South America: Argentina, Chile