Coasterpedia:On this day/05 15

2024	Horisontti, a drop tower ride manufactured by SBF Visa Group, opens at Tykkimäki in Kouvola, Kymenlaakso, Finland
2023	Mandrill Mayhem, a steel winged launched roller coaster manufactured by Bolliger & Mabillard, opens at Chessington World of Adventures in Chessington, Greater London, England, UK Mamba Strike, a miami ride manufactured by SBF Visa Group, opens at Chessington World of Adventures in Chessington, Greater London, England, UK Ostrich Stampede, a jump & smile ride manufactured by SBF Visa Group, opens at Chessington World of Adventures in Chessington, Greater London, England, UK
2021	Yerevan Park opens in Nor Kilikia, Yerevan, Armenia
2020	Zweefmolen, a waveswinger ride manufactured by Preston & Barbieri, opens at Mondo Verde in Landgraaf, Limburg, Netherlands
2016	Sonic Ghost Shooting, a tracked dark ride ride, closes after 2 years of operation at Tokyo Joypolis in Odaiba, Tokyo, Japan
2015	Wild West Express, a steel roller coaster manufactured by Zamperla, opens at Adventure Park USA in New Market, Maryland, USA
2012	FastTrax Entertainment opens with 1 ride in Fort Myers Beach, Florida, USA
2010	Ednör - L'Attaque, a steel inverted roller coaster manufactured by Vekoma, opens at La Ronde in Montréal, Québec, Canada
2009	Vértigo, a steel wild mouse roller coaster manufactured by Mack Rides, opens at Parque de Atracciones de Madrid in Madrid, Community of Madrid, Spain Speed Slides, a body water slide manufactured by WhiteWater West, opens at Lava Hot Springs Olympic Swimming Complex in Lava Hot Springs, Idaho, USA
2008	The Dark Knight Coaster, a steel enclosed wild mouse roller coaster manufactured by Mack Rides, opens at Six Flags Great Adventure in Jackson, New Jersey, USA
2007	Desert Race, a steel launched roller coaster manufactured by Intamin, opens at Heide Park Resort in Soltau, Lower Saxony, Germany
2004	Down Time, a drop tower ride manufactured by S&S Worldwide, opens at Lake Compounce in Bristol, Connecticut, USA Drop Zone, a Spring Ride ride manufactured by Moser's Rides, opens at Lake Compounce in Bristol, Connecticut, USA
2002	Lucky Sumo Tournament, a dodgems ride, closes after 5 years of operation at Namco Namja Town in East Ikebukuro, Toshima, Tokyo, Japan
2000	Bob Express, a steel powered coaster manufactured by Mack Rides, opens at Bobbejaanland in Lichtaart, Antwerp, Flemish Region, Belgium
1999	Ride of Steel, a steel hyper roller coaster manufactured by Intamin, opens at Six Flags Darien Lake in Darien Center, New York, USA Tremors, a wooden roller coaster manufactured by Custom Coasters International, Inc., opens at Silverwood Theme Park in Athol, Idaho, USA
1993	Wild Mouse, a steel wild mouse roller coaster manufactured by Vekoma, opens at Idlewild & SoakZone in Ligonier, Pennsylvania, USA
1986	Orlando World Center Marriott opens in Orlando, Florida, USA
1983	Demon Drop, a Freefall ride manufactured by Intamin, opens at Cedar Point in Sandusky, Ohio, USA
1976	Corkscrew, a steel roller coaster manufactured by Arrow Development, opens at Cedar Point in Sandusky, Ohio, USA
1970	Causeway Safari Park opens in Ballymoney, County Antrim, Northern Ireland, UK
1969	Parque de Atracciones de Madrid opens with 3 rides in Madrid, Community of Madrid, Spain Virvelvinden, a Walzerfahrt ride manufactured by Schwarzkopf, opens at Liseberg in Gothenburg, Västra Götaland, Sweden