Summit Canyon (Aspen Falls & Columbine Cascade)
Brand new in July 2026: a trapdoor slide with a 130-metre run at one of the oldest water parks in America.The largest renovation since the 1980s at one of the oldest operating parks (1979, publicly owned): a ProSlide drop capsule with a 425 ft-plus run (Aspen Falls) and the 520 ft Columbine Cascade, opened 16 July 2026.
📅2026opened
📍🇺🇸Federal Heights, Colorado, United States
🚦Operatingstatus
🔧How a trapdoor slide works
🚪
1. Step inThe lifeguard closes the glass door.⏱️
2. 3… 2… 1…A voice counts down.⬇️
3. Drop!The floor swings open.💦
4. SplashStraight down and into the pool.🗺️Where is it?
Water World Colorado, Federal Heights, Colorado, United States. Show on the World Slide Map →
🧭Explore next
Sources: Guinness World Records, manufacturer and park announcements, Coasterpedia, Wikipedia, Blooloop and news reports; last reviewed September 2026. Spot an error?