A man walks through heavy smoke fanned by strong winds after a bushfire broke out on the slopes of Table Mountain in Cape Town, South Africa, April 19, 2021.

A firefighter battles to contain a bushfire that broke out on the slopes of Table Mountain in Cape Town, South Africa, April 18, 2021.

Flames are seen close to the city fanned by strong winds after a bushfire broke out on the slopes of Table Mountain in Cape Town, South Africa, April 19, 2021.

A firefighter looks on as buildings at the historic Mostert's Mill smoulder after a bushfire broke out on the slopes of Table Mountain in Cape Town, South Africa, April 18, 2021.

A helicopter battles to contain a bushfire that broke out on the slopes of Table Mountain above the memorial to Cecil John Rhodes in Cape Town, South Africa, April 18, 2021.

Flames are seen close to the city fanned by strong winds after a bushfire broke out on the slopes of Table Mountain in Cape Town, South Africa, April 19, 2021.

Residents and voluntary firefighters battle to contain a fire fanned by strong winds on the slopes of Table Mountain in Cape Town, South Africa, April 19, 2021.

Flames are seen close to the city fanned by strong winds after a bushfire broke out on the slopes of Table Mountain in Cape Town, South Africa, April 19, 2021.

General view of a bushfire that broke out on the slopes of Table Mountain in Cape Town, South Africa, April 18, 2021.

A firefighter looks on as buildings at the historic Mostert's Mill smoulder after a bushfire broke out on the slopes of Table Mountain in Cape Town, South Africa, April 18, 2021.

Smoke and clouds cover the city as fires fanned by strong winds continue to spread on the slopes of Table Mountain in Cape Town, South Africa, April 19, 2021.

A resident sprays his property as firefighters battle to contain a fire fanned by strong winds on the slopes of Table Mountain in Cape Town, South Africa, April 19, 2021.

A helicopter drops water as the library at the University of Cape Town burns after a bushfire broke out on the slopes of Table Mountain in Cape Town, South Africa, April 18, 2021.

Flames are seen close to the city fanned by strong winds after a bushfire broke out on the slopes of Table Mountain in Cape Town, South Africa, April 19, 2021.

Residents look on as fires fanned by strong winds engulf the slopes of Table Mountain in Cape Town, South Africa, April 19, 2021.

Helicopters battle to contain a bushfire that broke out on the slopes of Table Mountain in Cape Town, South Africa, April 18, 2021.

Firefighters battle to contain a bushfire that broke out on the slopes of Table Mountain in Cape Town, South Africa, April 18, 2021.

Firefighters battle flames as the library at the University of Cape Town burns after a bushfire broke out on the slopes of Table Mountain in Cape Town, South Africa, April 18, 2021.

Residents look on as fires fanned by strong winds engulf the slopes of Table Mountain in Cape Town, South Africa, April 19, 2021.

Residents and voluntary firefighters battle to contain a fire fanned by strong winds on the slopes of Table Mountain in Cape Town, South Africa, April 19, 2021.

Residents and voluntary frefighters battle to contain a fire fanned by strong winds on the slopes of Table Mountain in Cape Town, South Africa, April 19, 2021.

A person sprays water as firefighters battle to contain a fire fanned by strong winds on the slopes of Table Mountain in Cape Town, South Africa, April 19, 2021.

Firefighters battle flames as the library at the University of Cape Town burns after a bushfire broke out on the slopes of Table Mountain in Cape Town, South Africa, April 18, 2021.

Smoke cloud caused by a wildfire is seen from Signal Hill over the City Bowl area of Cape Town, South Africa April 19, 2021 in this still image taken from social media video. Ian Gordon/via REUTERS