Ben Stansall / AFP-Getty Images

Pearly Kings and Queens gather to celebrate their annual Costermonger's Harvest Festival at the Guildhall in London on September 25.

Ben Stansall / AFP-Getty Images

Pearly Kings and Queens gather to celebrate their annual Costermonger's Harvest Festival at the Guildhall in London on September 25.

From the London Pearly Kings and Queens Society:

The London Pearly Kings & Queens Society Costermongers Harvest Festival Parade
Service takes place at Guildhall Yard in London with traditional entertainment before a parade down to St Mary-le-Bow  Church. This is attended by many Mayors, Donkey's and Carts, Marching Bands and of course the Pearly Kings & Queens and many
other colorful characters. All the offerings are donated to the Whitechapel Mission. For more information and history of the Pearly Kings and Queens click here.