Touching and dramatic portraits and landscape shots have won prizes at Australia's prestigious photography prize. The competition saw 4,000 international entrants compete for more than £27,500 worth in prizes. Photographers submitted haunting shots, such as a portrait of a woman after undergoing a mastectomy, while another shows the stunning beauty of active volcanoes in Indonesia.

Smoke and ash rise from active volcaneos Mount Bromo and Mount Semeru in Indonesia in this spectacularly detailed shot. It won third place in the landscape category. (Photo by Adrian Rohnfelder/Head On)

“Boy versus Wild” by Clare Bardsley was the winner of the mobile category. It was taken during a ferocious storm at Coogee Beach, New South Wales in Australia. The boys were fearless, braving the huge waves and diving off one of the large rocks into the surrounding rock pool. (Photo by Clare Bardsley/Head On)

Cup a feel: Richard Gray's image of a smartly dressed couple was highly commended in the mobile category. (Photo by Ricard Gray/Head On)

“Vicki” by Heather Tichowitsch is a thought-provoking image of a woman who had shortly undergone a mascetomy. Vicki said: “Gone is my full ample cleavage pride and joy which I once felt defined my womanhood. I now realise I am every bit as much a woman post mastectomy. The new me may be an improvement, but I mourn what I lost, my past identity, what I was, whilst still rejoicing in what I am now”. This touching image won third place in the portrait category. (Photo by Heather Tichowitsch/Head On)

A young girl lies wrapped in foil heat blankets after being badly burnt in an accident with a oil lamp in a Medicines San Frontiers run hospital in Helmand Province, Afghanistan. The blankets are used to protect to the body from cooling down to dangerous low temperatures. This haunting image was runner-up in the mobile category. (Photo by Andrew Quilty/Head On)

Winner of the NSW (New South Wales) prize: Peter Solness said: “I wanted to re-imagine the lost waterways, so I got my light-painting tools to work. In this image, water is being released from the top of the historic Centennial Park No. 2 Reservoir, which was built in 1925 and holds 90 megalitres of water. After 89 years of incarceration these waters now run free!”. (Photo by Peter Solness/Head On)

Life in a Suitcase by Richard Wainwright came second in the portrait prize. Zeena, 26, said: “We fled Syria across the border into Jordan and could only carry this suitcase with a few clothes and food for the baby. It was cold and dangerous, I cannot explain how awful it’s been for the children”. Her family are struggling to survive in Amman after fleeing Homs, where their house and bakery was destroyed. (Photo by Richard Wainwright/Head On)

Head On Portrait Prize Winner – Tenth Anniversary: “Family Loss”. A portrait of Kirrilee Edwards before her death. Kirrilee suffered a catastrophic brain injury at 12 which required 24 hour care for several years. The image shows her being touched by her incredible parents and 6 brothers and sisters who have all taken part in caring for her. (Photo by Joe Wigdahl/Head On)