POLK COUNTY, Fla. (WFLA) — Polk Fire Rescue crews are battling a brush fire in Lake Wales

The 500-acre fire started the River Ranch Hunting Club in Lake Wales on Tuesday, not far from the Resort at Canopy Oaks.

The Polk County Fire Rescue said it is working with the Florida Department of Forestry to contain the blaze.

So far, about 50% of the fire has been contained.

The River Ranch area is closed and several camps have been destroyed by the fire, officials said.

“Use caution in the area as there will be emergency equipment responding,” the Florida Forest Service Lakeland district tweeted.

Aerials from Eagle 8 showed a massive plume of smoke coming from the fire.

Lakeland fire officials said the cause of the fire is not known.

Check back for updates on this developing story.