Coasterpedia:On this day/05 30

2019	Mystic, a steel shuttle roller coaster manufactured by Gerstlauer, opens at Walibi Rhône-Alpes in Les Avenières, Auvergne-Rhône-Alpes, France Teststrecke, a steel roller coaster manufactured by Schwarzkopf, opens at Prater (loan) in Vienna, Vienna, Austria Twister, a steel spinning wild mouse roller coaster manufactured by Reverchon, closes after 18 years of operation at Lightwater Valley in Ripon, North Yorkshire, England, UK Aéro Mexico, a Junior Jets ride manufactured by Preston & Barbieri, opens at Dennlys Parc in Dennebroeucq, Hauts-de-France, France Armadan, a Peter Pan ride manufactured by Mack Rides, opens at DaftöLand in Strömstad, Västra Götaland, Sweden Azteca, a Harakiri ride manufactured by Preston & Barbieri, opens at Dennlys Parc in Dennebroeucq, Hauts-de-France, France
2016	The Joker, a steel hybrid roller coaster manufactured by Rocky Mountain Construction, opens at Six Flags Discovery Kingdom in Vallejo, California, USA
2015	Junker, a steel launched roller coaster manufactured by Gerstlauer, opens at PowerPark in Kauhava, Southern Ostrobothnia, Finland L'Apache, a Mega Disk'O (24) ride manufactured by Zamperla, opens at Papéa Parc in Yvré-l'Evêque, Pays de la Loire, France
2012	Fruit Worm Coaster, a steel kiddie roller coaster manufactured by Jinma Rides, opens at Huagudeng Carnival in Bengshan, Bengbu, Anhui, China
2009	Wild Mouse, a steel wild mouse roller coaster manufactured by Maurer Rides, opens at Funtown Splashtown USA in Saco, Maine, USA Sega Arena Toyohashi closes after 9 years of operation in Toyohashi, Aichi Prefecture, Japan
2000	Mambo, a Feria Swing ride manufactured by Mack Rides, opens at Bobbejaanland in Lichtaart, Antwerp, Flemish Region, Belgium
1997	Steel Force, a steel hyper roller coaster manufactured by Morgan, opens at Dorney Park in Allentown, Pennsylvania, USA Superman: Tower of Power, a Giant Drop ride manufactured by Intamin, opens at Six Flags AstroWorld in Houston, Texas, USA
1992	Arkansas Twister, a wooden roller coaster manufactured by Marvin M. Black Co., opens at Magic Springs & Crystal Falls in Hot Springs, Arkansas, USA
1980	Thunder River, a River Rapids ride manufactured by Intamin, opens at Six Flags AstroWorld in Houston, Texas, USA
1963	Fantasy Farm Amusement Park opens in Middletown, Ohio, USA
1959	Wild Mouse, a steel wild mouse hybrid roller coaster manufactured by B. A. Schiff & Associates, opens at Cedar Point in Sandusky, Ohio, USA
1946	Comet, a wooden roller coaster manufactured by Philadelphia Toboggan Coasters, Inc., opens at Hersheypark in Hershey, Pennsylvania, USA
1908	Lakeside Amusement Park opens in Denver, Colorado, USA
1906	Hersheypark opens in Hershey, Pennsylvania, USA
1905	Oaks Amusement Park opens in Portland, Oregon, USA
1899	Idora Park opens in Youngstown, Ohio, USA
1896	Six Gun Territory opens in Philadelphia, Pennsylvania, USA