The Pinkpop Festival or PINKPOP is a large, annual music festival held at Landgraaf, Netherlands. It is usually held on the Pentecost weekend.
If Pentecost falls on an early date in May, the festival is held later in June. Starting in 1970, at Burgemeester Damen Sportpark in the city of Geleen, Pinkpop is the oldest and longest running annual dedicated pop and rock music festival in the world.
Nowadays, Pinkpop is a three-day festival, from Saturday through Monday when on Pentecost weekend, or Friday through Sunday otherwise, with a 60,000 people per day capacity, and with performances on 4 separate stages.
From 2006 through 2011, Pinkpop sold out six years in a row. During 44 editions, more than 2 million people have attended Pinkpop. Some 700 music acts have played at the festival.
According to en.wikipedia