The Batwing element, as the train enters it goes through half a corkscrew, down through half a loop, up through half a loop and out through another half corkscrew.

Viper

Viper

1 June, 2010 by Gavin Seipelt

The Batwing element, as the train enters it goes through half a corkscrew, down through half a loop, up through half a loop and out through another half corkscrew.

In this photo