Steel
you can build a roller coaster, ride it, and print it on the website that is attached as a related link.
Cloth, sponge rubber, metal, wood, plastic, etc.
First you build a roller coaster, thean build a building over the roller coaster, its that simple.
Its HARD for little kids and teenagers. Nobody can build won but roller coaster engieners
Click on Giga coaster.
See the straight coaster picture and curve ones? Click on them to build a piece. Its the same as the turn tracks and straights.
£1
They Did It In The First Episode
1904
June 16, 1884
Yes you have to use the cheat for no limits on roller coaster height and then build your roller coaster extremely high (it will take ages) then ride it and you leave earth eventually.
well you need lots of space and money. then a contractor and roller coaster parts.