29 Things That a 2000s Kid Will Never Understand—and Will Sure Make You Feel Old as Heck

Burning your butt on a metal slide

Kids’ playgrounds today may be slickly designed marvels of safety but pity the child who will never know the thrill (terror?) of rocketing down a steep, metal slide. In the summer. In shorts. To spark more fun memories, check out these 10 nostalgic photos of playgrounds past.