A family travel in a traditional caravan or vardo on the opening day of the annual Appleby Horse Fair, in the town of Appleby-in-Westmorland, on June 4, 2015. #

A man takes his horse for a pre-sale wash in the River Eden at Appleby Horse Fair on June 5, 2004. #

Milly Edwards, aged 3, poses next to the River Eden during the Appleby Horse Fair on June 6, 2013. #

Boys ride their horses along the main road in Appleby in Westmorland on June 4, 2015. #

A man with a horse tattoo photographs people washing horses in the River Eden on the opening day of the annual Appleby Horse Fair on June 4, 2015. #

A caravan is for sale during the Appleby Horse Fair on June 5, 2014. #

Two young boys try to control a wayward foal near the River Eden at the Appleby Horse Fair on June 7, 2007. #

Leanna Bishop, of Glouscestershire washes her horse in the River Eden at the Appleby Horse Fair on June 8, 2006. #

A blacksmith shoes a horse at Appleby in Westmorland on June 4, 2015. #

A caravan with a modern braking modification, arrives for the start of the Appleby Horse Fair on June 7, 2007. #

Travelers wash their horses and traps in the River Eden during the Appleby Horse Fair on June 4, 2015. #

A man falls off his horse as he washes it in the river Eden on June 4, 2015. #

Thousands of pounds swap hands as deals are made along the 'mad mile' at Appleby Horse Fair on June 5, 2004. #

A man takes time out at Appleby Horse Fair on June 5, 2004. #

A man attends the Appleby Horse Fair on June 8, 2006 in Appleby-in-Westmorland, England. #

Jeff Nesham, aged 16, poses as he rides Trigger in the River Eden on June 6, 2013. #

A traveler familysit around a campfire as they cook their lunch at the Appleby Horse Fair on June 8, 2012. #

People wash their horses in the River Eden in preparation for selling at the Appleby Horse Fair on June 3, 2011. #

A girl travels in a miniature horse-drawn carriage on the opening day of the annual Appleby Horse Fair on June 4, 2015. #

A traveler washes his horse next to the river Eden on June 4, 2015. #

Men drive their horse at speed for the benefit of buyers along the 'mad mile' at Appleby Horse Fair on June 4, 2005. #

A man, with mud spatter on his face,  after riding his horse at the Appleby Horse Fair on June 4, 2005. #

A traveler washes her horse at Appleby in Westmorland, northern England, on June 9, 2013. #