Coasterpedia:On this day/04 15

2017	Mystic Timbers, a wooden roller coaster manufactured by Great Coasters International, opens at Kings Island in Mason
2016	Lake City Amusement Park opens in Guntersville, Alabama, USA
2011	Die Schlange von Midgard, a steel roller coaster manufactured by Gerstlauer, opens at Hansa-Park in Sierksdorf, Schleswig-Holstein, Germany
2009	Monsters, Inc. Ride & Go Seek!, ride, opens at Tokyo Disneyland in Urayasu, Chiba
2008	Freestyle Music Park opens with 8 rides in Myrtle Beach
2000	Cafesjian's Carousel, a carousel ride manufactured by Philadelphia Toboggan Company, opens at Como Town in St. Paul
1996	Gadget's Go Coaster, a steel roller coaster manufactured by Vekoma, opens at Tokyo Disneyland in Urayasu, Chiba, Japan Chip 'n Dale's Treehouse, a walk-through ride, opens at Tokyo Disneyland in Urayasu, Chiba Donald's Boat, a walk-through ride, opens at Tokyo Disneyland in Urayasu, Chiba Goofy's Paint 'n' Play House, a walk-through ride, opens at Tokyo Disneyland in Urayasu, Chiba Jolly Trolley, a trolley ride, opens at Tokyo Disneyland in Urayasu, Chiba, Japan Mickey's House and Meet Mickey, a walk-through ride, opens at Tokyo Disneyland in Urayasu, Chiba, Japan Minnie's House, a walk-through ride, opens at Tokyo Disneyland in Urayasu, Chiba, Japan
1994	Rainbow, a Rainbow ride manufactured by HUSS, opens at Six Flags Kentucky Kingdom in Louisville, Kentucky, USA
1989	Great American Scream Machine, a steel roller coaster manufactured by Arrow Dynamics, opens at Six Flags Great Adventure in Jackson
1983	Tokyo Disneyland opens with 5 rides in Urayasu, Chiba
1974	Skyride, a ropeway ride manufactured by Von Roll, opens at Busch Gardens Tampa in Tampa, Florida, USA
1910	Julianatoren opens in Apeldoorn, Gelderland, Netherlands