The Carnival cruise line is building a roller coaster on their Mardi Gras ship called Bolt:
![mgb](https://www.geeksandgamers.com/wp-content/uploads/hm_bbpui/179791/pmp6z7tlhxe0wogznqhx8hzzyxh6fbj2.jpg)
This will be the first roller coaster on a cruise ship. It will be 800 feet (about 240 meters) and will be 40 mph (about 64 kph). The coaster is joined by a water park and a sports center. The ship’s maiden voyage is set to be on February 6, 2021