People dancing at an outdoors party on Queen's day - Stock image
20-29 Years, Adult, Adults Only, Celebration Event, Dancing
Amsterdam, the Netherlands - April 30, 2011: People dancing at an outdoors techno party on Queen's day in Amsterdam.Queen's day is a national holiday in the Netherlands on 30 April. Queen's Day celebrates the birthday of the Queen of the Netherlands and is supposed to be a day of national unity and togetherness. Many people dress in orange, the national colour, representing the royal family.Around 1 million visitors flock to Amsterdam on Queen's day. There are concerts, parties and other festivities at many locations, including a massive flea market throughout the city.