Tens of thousands of people have been evacuated

hundreds of homes have been destroyed as wildfires spread through the US state of Colorado.

The fast-moving fires are burning in Boulder County, north of Denver

Some 30,000 people in the towns of Louisville and Superior were told to leave their homes on Thursday

Meanwhile, a state of emergency has been declared by Governor Jared Polis

Winds of up to 105 mph (169 km/h) are fanning flames across the region following a historic drought

while previous fires in Colorado have been in rural areas

these latest blazes are burning in more suburban parts of the state

This fire is a force of nature."