Do you remember the first time you walked into an amusement park and you heard blood-curdling screams above your head? You looked up, and there it was: what appeared to be a mass of twisted railroad tracks with a coaster attached, hurtling passengers at death-defying speeds.

You ether turned away or ran toward it. This would be the deciding factor on wether you would become a roller coaster fanatic, addicted to adrenaline or someone contented with the carousel.

If you became the fanatic, this is a list for you. Roller coasters have been the focal point of amusement parks for decades, often being the top moneymakers and top attractions.

Here is a list of some of the world’s most popular, thrilling, fastest, tallest and scariest coasters.