Drop Tower (Cedar Fair) - Wikipedia

Drop Tower - Coasterpedia - The Roller Coaster and Flat Ride Wiki

Swing ride - Wikipedia

BBC iPlayer - The Drop, the drop

Le 10 mappe che spiegano il mondo, Tim Marshall, recensioni, le 10

Le 10 mappe che spiegano il mondo, Tim Marshall, recensioni, le 10

Power Tower (Cedar Point) - Coasterpedia - The Roller Coaster and Flat Ride Wiki

DROP Smart Water Management App - DROP, the drop

Smurphat Facebook, Instagram & Twitter on PeekYou

Power Tower is the only four-towered drop tower ride in the world. Cedar Point.

The Drop' Unfolds in a Brooklyn Underworld - The New York Times