#5: Playgrounds Built from Steel and Concrete
There was a particular sound to older playgrounds: the clang of steel bars, the scrape of shoes on metal ladders, the echo of a ball bouncing on concrete nearby. The equipment could be tall, exciting, and a little unforgiving. Many adults remember those playgrounds fondly, and with good reason. They were places of independence, imagination, and neighborhood friendships. However, the surfaces beneath them did not offer much mercy.

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