Roller coasters have been a staple of amusement parks for over a hundred years, providing riders a rush of adrenaline and fear from steep drops and hills. The passage describes the author's lifelong love of roller coasters, recalling feeling tall enough to ride as a child and still feeling excitement from the rides today. It also provides photos and details of Blue Streak, one of the oldest active roller coasters, as an example of the classic out-and-back design from when roller coasters were simpler.