Hundreds of firefighters from across Australia battle a blaze that's been sweeping through Adelaide Hills in the south for three days.

Dozens of homes are destroyed and many residents have had to flee.

Many roads have been closed and firefighters had have to physically stop some home owners from saving their property for their own safety.

(SOUNDBITE) (English) LOCAL RESIDENT, LINA DEMCHENKO SAYING:

"They wouldn't let us come and save our house, unfortunately."

(SOUNDBITE) (English) NETWORK TEN JOURNALIST, ADAM HEGARTY ASKING:

"What have you lost, everything?"

LOCAL RESIDENT, LINA DEMCHENKO SAYING:

"Everything."

Jo Morris' sanctuary for orphaned animals is right in the path of the fire.

She told firefighters she's more concerned about her kangaroos and wallabies than her home.

(SOUNDBITE) (English) ORPHANED ANIMAL CARER, JO MORRIS SAYING:

"When they turned up here I could see the house was well alight and I just sai