Best time to see the lake frozen: January. Sweden's Lake Vanern transforms into a winter wonderland every cold season, attracting tourists for skating and other winter activities. Best time to see ...

Social media users were fascinated by one couple's unusual discovery when they went skating on a frozen lake in Alaska.

This is different from sleet or ice pellets, which are formed when liquid raindrops freeze in the air; or from ice on a lake or puddle, which is just frozen water. Technically, solid ice also has ...