Slideshows
The Mountains of Magic Kingdom – 24 Facts & Secrets
8 – World’s first indoor roller coaster.
This was the first roller coaster to be enclosed entirely indoors. That was an impressive feat for the time when this roller coaster was constructed. This created a new way to look at roller coasters and now we see other indoor roller coasters around the world. Also, there are Space Mountain attractions at every Disney Park around the globe, too.