Thanks to the current cold spell in northern Vietnam, Mau Son mounts in the
northern border province
of Lang Son have become a
favorite destination for photographers and tourists.

Locals said that frost appeared on January 6, at night, and
it covered the entire region in the morning of January 7. The temperature on
Mau Son peak fell to zero degree Celsius on January 7 night.

Below are pictures of frost in Mau Son, 1500m above the sea
level:

PV