Six days after cyclone Idai made landfall in Mozambique, survivors are searching for what's left of their homes.

It's now thought to be one of the worst ever weather-disasters to hit in the southern hemisphere.

Hundreds of people have been killed - and the death toll could still rise.

The U.N.

Says millions of people have been affected across several countries - after high winds and flooding swept across southeastern Africa.

Rescue crews are still struggling to reach victims in Mozambique - as aid groups warn many of the survivors are trapped in remote areas.

A medical rescue service released footage of a daring rescue days after the cyclone struck - they reached a family that had been stranded by the flood.

A moment of relief on Tuesday (March 19) as U.N.

Aid started trickling through to some areas.

The EU announced a nearly $4 million package in initial aid, to Mozambique, Malawi and Zimbabwe.

Britain has pledged up to nearly $8 million.

MAN SAYING OFF CAMERA (English): "We are trying to move the bodies out of the Catholic church at the moment.

These are coffins outside, there are more coffins and bodies inside.

Lots of people suffering.

Lots of misery.

Not a lot of hope." On Monday (March 18) - video obtained by Reuters showed the scale of loss and destruction in Zimbabwe.

MAN OFF CAMERA SAYING (English): "People didn't stand a chance here, still recovering bodies, still looking for people." Zimbabwean president Mnangagwa visited the country's flooded area on Tuesday.

He says neighboring countries including South Africa and Botswana are also offering help.

The death toll from Idai has already doubled.

Mozambique's President spoke of seeing bodies floating in the water and entire villages that had disappeared.

He estimated on Monday that 1,000 people might have died.