Coasterpedia:On this day/03 12

2022	H.O. Dabney Leesburg Aquatic Center opens with 2 rides in Leesburg, Florida, USA Emperor, a steel floorless diving roller coaster manufactured by Bolliger & Mabillard, opens at SeaWorld San Diego in San Diego, California, USA Tumbili, a steel winged 4th dimension roller coaster manufactured by S&S Worldwide, opens at Kings Dominion in Doswell, Virginia, USA
2020	Chip 'n Dale Treehouse, a walk-through ride, closes after 27 years of operation at Disneyland Park in Anaheim, California, USA Donald's Boat, a walk-through ride, closes after 27 years of operation at Disneyland Park in Anaheim, California, USA
2008	Bertie Bus, a junior flying carpet ride manufactured by Zamperla, opens at Drayton Manor Resort in Fazeley, Staffordshire, England, UK Cranky's Drop Tower, a Sky Tower ride manufactured by Zamperla, opens at Drayton Manor Resort in Fazeley, Staffordshire, England, UK Jeremy Jet's Flying Academy, an Aero Top Jet ride manufactured by Zamperla, opens at Drayton Manor Resort in Fazeley, Staffordshire, England, UK Lady's Carousel, ride manufactured by Zamperla, opens at Drayton Manor Resort in Fazeley, Staffordshire, England, UK Rocking Bulstrode, a Rockin' Tug ride manufactured by Zamperla, opens at Drayton Manor Resort in Fazeley, Staffordshire, England, UK Thomas, Rosie and Percy Engine Tours, a Park Express ride manufactured by Metallbau Emmeln, opens at Drayton Manor Resort in Fazeley, Staffordshire, England, UK
1994	Lost City of Gold, a steel roller coaster manufactured by Soquet, opens at Sunway Lagoon in Subang Jaya, Selangor, Malaysia Monkey Coaster, a steel powered coaster manufactured by Senyo Kogyo Co., Ltd., opens at Japan Monkey Park in Inuyama, Aichi, Japan
1988	Rip Roaring Rapids, a River Rapids ride manufactured by Intamin, opens at California's Great America in Santa Clara, California, USA