Formula Rossa at 150 mph and then Kinda Ka at 128 mph.
See the related link for the full list of the fastest roller coasters in the world.
Formula Rossa
The World's most strongest, the fastest and the scariest roller coasters is the hypersonic roller coaster, the underwater roller coaster, the twister roller coaster, the dinosaur roller coaster and the volcano roller coaster.
Kingsda Ka was once the worlds tallest and fastest roller coaster. It may still be now! It is green and blue and you start off at the fastest speed it will go at.
The ringracer, worlds fastest roller coaster, goes up to 135 mph.
Well, the launched compact roller coaster is the fastest.
The Riddler's Revenge roller coaster at Six Flags Magic Mountain is the fastest and tallest stand up roller coaster.
I think the fastest roller-coaster at sea world is manta it is so cool it is my favorite!
The world's faster car must be faster than the world's fastest roller coaster.
The log coaster
Formula Rossa
it was The terminator
Yes Denmark is the home of the worlds oldest roller coaster, it is in a little amusment named Tivoli