Highlights, low points, fast points: Why to let balloons fly on a construction site, how to calculate the capacity of a rollercoaster and what a special expert hast to say.

  • 16:08 Minutes
  • EuriginalsDocumentaries
MACK Media

We fly high for the season finale: In a new area on the construction site, Patrick and Lukas are marking highlights along the rollercoaster track with the help of balloons, among them the lowest and fastest point of the track. A special coaster expert explains more in an interview. Using complicated mathematics, Patrick and Lukas are also calculating the capacity of the ride. Finally, they discover something which makes their hair stand on end.