Glastonbury through the ages: Fascinating pictures of Britain's foremost music festival since 1970

Yurts, spas, beauty treatments, flushable toilets and even a helipad are now par for the course when attending Glastonbury. Festival-goers caked from head to toe in mud pose for a picture at Glastonbury in 2005 Andy and Liz from Yorkshire enjoys the first day of the Glastonbury Music Festival 2005 at Worthy Farm, Pilton on June 24, 2005 in Glastonbury A festival-goer tries to rescue belongings washed away on the first day of the Glastonbury Music Festival 2005 Scavengers in a Canadian canoe search the field of flooded tents at the very wet 2005 Glastonbury festival Tents and festival-goers are surrounded by flood water on the first day of the Glastonbury Music Festival 2005 An aerial view of a field of tents at the Pilton festival near Glastonbury after torrential downpours flooded the site in 2005 Festival-goers avoiding the flood water move around the site on the first day of the Glastonbury Music Festival 2005 A group of festival goers lie together under blankets and sleeping bags at the first Glastonbury Festival, United Kingdom, September 1970. This year the headline acts were Marc Bolan and Keith Christmas with 1,500 guests getting in for £1, a ticket which included free milk from the farm Hippies at the Glastonbury Fair music festival in 1971. It was paid for this year by the few who supported the ideal so the entrance was free and took a medieval tradition of music, dance, poetry, theatre, lights and spontaneous entertainment Young people keep warm in the morning mist surrounded by cars and rubbish at the first Glastonbury Festival, United Kingdom, September 1970 A view of the Glastonbury Fair music festival in 1971, which saw the first use of a pyramid stage which was constructed out of scaffolding and expanded metal covered with plastic sheeting A man tends a campfire wearing only his underpants next to a group of tents and with a camper van and the stage visible behind him in the camping area at the first Glastonbury Festival, United Kingdom, September 1970 A general view of crowds in front of the original Pyramid stage at Glastonbury Festival in 1983. Tickets: £38 A group of festival goers drinking tea beside a VW camper van at the first Glastonbury Festival in September 1970 Audience members in front of the Pyramid stage at the Glastonbury Festival in June 1983.