A Hindu priest waits to perform prayers next to Tejas, India's first locally-built Light Combat Aircraft (LCA), before its induction into the Indian Air Force at the Hindustan Aeronautics Limited (HAL) Airport in Bengaluru, India, July 1, 2016. (Photo by Abhishek N. Chinnappa/Reuters)

Participants take part in the annual New Year' s Day Parade in central London, United Kingdom on January 1, 2018. Reports state that 8,000 performers representing the London boroughs and countries from across the globe are parading along the streets of London's West End on New Year’s Day. (Photo by Tolga Akmen/AFP Photo)

To commemorate the centennial of Britain’s involvement in the First World War, ceramic artist Paul Cummins and stage designer Tom Piper conceived of a staggering installation of ceramic poppies planted in the famous dry moat around the Tower of London. Titled “Blood Swept Lands and Seas of Red,” the final work will consist of 888,246 red ceramic flowers—each representing a British or Colonial military fatality—that flow through grounds around the tower.

A participants mends his vintage car during the annual London to Brighton veteran car run in London, Britain November 6, 2016. Around 600 classic cars took part in the annual 60 mile journey to the south coast resort. (Photo by Neil Hall/Reuters)

A model prepares backstage of the House of Holland catwalk show during London Fashion Week Women's A/W19 in London, Britain on February 16, 2019. (Photo by Henry Nicholls/Reuters)

Tattoo artists and body art fans from across the globe have descended on London for one of the biggest and most prestigious tattoo conventions. “This is like the Premier League of tattoo artists from all over the world who come here to show their work”, organiser Marcus Beriman said. Photo: Bugz Bonniie displays some of her tattoos. (Photo by Oli Scarff)

Competitors take to the streets of the capital in fabulous fancy dress costumes during the Virgin London Marathon 2012 on April 22, 2012 in London, England. (Photo by Mirror.co.uk)

In this combination image visitors to the London Super Comic Convention dress as their favourite Marvel comic characters at ExCel on February 25, 2012 in London, England. Visitors to the Comic Convention are encouraged to wear a costume of their favourite character. (Photo by Peter Macdiarmid/Getty Images)