Amusement Park, Taiwan
Somehow, this achieves the effect of tilt shift without it being so.

Atlantis Resort, Bahamas
90 feet, straight down.

Backyard waterslide simulator

Big drop, Oakwood Lake - Manteca, CA

Down the drain, Calypso Park, Ontario

Gleneig, Adelaide, Australia

Great Wolf Lodge

Leo Lafleur, Kingston Ontario

The Insano, Beach Park, Brazil

The Tornado, Six Flags America

Vienna, Austria

Water slide in the Grecht waterway, Holland
Something surreal about this, like a post modern Dutch landscape painting.