Right, so first of all, I'm drunk. Burbs could have been nice and posted this earlier, but he didn't because he's a... Well, we wont go there!
So the answers, the parks of the past;
Skyline 1 - Walibi Holland
Skyline 2 - Phantasialand
Skyline 3 - Toverland
Skyline 4 - Hansa Park
Skyline 5 -...