Though it is known as the largest seaborne invasion in history, the assault on the beaches of Normandy that began on D-Day remains staggering in its scale to this day.

Some numbers below provide an indication of the massive effort involved.

61,715 of those were British soldiers, with 73,000 American and 21,400 Canadian.

Credit: United States Army Air Force

The aircraft carried 23,400 airborne troops and conducting 14,674 sorties.

Credit: War/Topham Picturepoint/PA

Operation Neptune - the codename for the initial stage of the Normandy invasions - lasted from 6-30 June.

Credit: US National Archives

This, according to recent research by The US National D-Day Memorial Foundation, is far higher than previous estimates of around 2,500 dead.

Credit: DPA/Deutsche Press-Agentu

No official tally of German losses on D-Day currently exists.

Credit: War/Topham Picturepoint/PA

The assaults took place on five beaches, codenamed Juno, Gold, Omaha, Utah, and Sword.

Research from D-Day Museum, Portsmouth and the US National D-Day Memorial Foundation.

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