The playground for skating is often referred to as a "skate park." These parks are designed with various ramps, rails, and obstacles specifically for skateboarders, inline skaters, and BMX riders to practice tricks and stunts. Skate parks can vary in size and complexity, catering to different skill levels and styles of skating.
Las Vegas, I believe, is America's playground. Either that or Cleveland, OH.
Wembley Stadium
volley ball court
Cheese Land!
A playing field or a diamond.
If you mean what is the field referred to as, then it is the diamond.
I'm not positive but I think its WrestleMania
If you are talking about the swirly pole thing, they are called corkscrew climbers.
its because there is a website called math playground
The Playground Kidders are the playground kidders
2011 Album is Called - Sounds Of A Playground Fading
it is called a tire swing