More interesting is the fact that Palmer creates portraits of figures who were gunned down and killed by assassins.

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Palmer has created incredible portraits of American presidents Abraham Lincoln and John Kennedy as well as John Lennon and American hip hop legend Tupac.

He spends days carefully and painstakingly arranging thousands of spent cartridges to create the desired portrait. Some of the bullets are blasted with a torch to achieve right colouring.

Tupac Shakur:

Abraham Lincoln:

John Lennon:

John Kennedy: