Six Flags Discovery Kingdom
🎢 Active: 10
☠️ Defunct: 5
👥 Credits Logged: 8
About Six Flags Discovery Kingdom
Six Flags Discovery Kingdom is a theme park located in Vallejo, CA. Opened in 1986, the park features 10 active roller coasters.
Location is approximate — we’re still dialing it in.
🎢 Active Coasters
- 2019
- 1998
- 2000
- 2001
- 2016
- 1998
- 2000
- 1999
- 2022
- 2012
☠️ Historic & Retired Coasters
- 2003–2006
- 2018–2019
- 2008–2012
- 1999–2015
- 2003–2004
Image Gallery
🎢 Fun Facts About Six Flags Discovery Kingdom
Fact 1: Six Flags Discovery Kingdom features the unique hybrid coaster, "The Joker," which combines both wooden and steel elements for an exhilarating ride.
Fact 2: The park is home to "Medusa," a record-breaking floorless roller coaster that plunges riders into thrilling loops and twists at high speeds.
Fact 3: Besides coasters, the park offers animal encounters, including a chance to see dolphins and exotic wildlife up close at their animal presentations.
Fact 2: The park is home to "Medusa," a record-breaking floorless roller coaster that plunges riders into thrilling loops and twists at high speeds.
Fact 3: Besides coasters, the park offers animal encounters, including a chance to see dolphins and exotic wildlife up close at their animal presentations.
Updated: September 13, 2026