Popular coasters
Vallejo, California
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Showing all 10
Extreme
Superman Ultimate Flight
Steel · Opened 2012
150 fttall62 mphtop speed1xupside down
54 inches to ride
Launched
Coaster page
Extreme
Flash: Vertical Velocity
Steel · Opened 2001
150 fttall65 mphtop speed1xupside down
54 inches to ride
Launched forward and backward
Coaster page
Extreme
Medusa
Steel · Opened 2000
150 fttall65 mphtop speed7xupside down
54 inches to ride
Most upside down here
Coaster page
Thrill
Batman The Ride
Steel · Opened 2019
120 fttall38 mphtop speedNeverupside down
48 inches to ride
Seats flip as you ride
Coaster page
Thrill
Boomerang
Steel · Opened 1998
117 fttall47 mphtop speed3xupside down
48 inches to ride
Runs forward and backward
Coaster page
Thrill
Kong
Steel · Opened 1998
109 fttall50 mphtop speed5xupside down
52 inches to ride
Hangs below the track
Coaster page
Thrill
Joker
Steel · Opened 2016
100 fttall53 mphtop speed3xupside down
48 inches to ride
Steel track on a wooden frame
Coaster page
Thrill
Sidewinder Safari
Steel · Opened 2022
43 fttall29 mphtop speedNeverupside down
48 inches to ride
Newest here
Coaster page
No coaster here matches both picks. Try a taller height or another intensity.
Intensity is our own three-step scale from published figures: extreme is 150 feet or taller, 74 mph or faster or 6 or more inversions; thrill is 100 feet or taller, any inversion, or a height to ride over 42 inches; family is a height to ride of 42 inches or less. A coaster those figures do not place has no label. Height to ride is from the park or, where it publishes none, Wikipedia.
Ridden one? Find it here and see where the rest sit.
ThrillExtreme
No new coaster is listed as being built at Six Flags Discovery Kingdom.
The 5 that used to run here, newest closure first.
| Coaster | Ran | What it was |
|---|---|---|
| Harley Quinn Crazy Coaster2018 to 2019 | 2018 to 2019 | Steel |
| Roar1999 to 2015 | 1999 to 2015 | Wooden |
| Pandemonium2008 to 2012 | 2008 to 2012 | Steel |
| Zonga2003 to 2004 | 2003 to 2004 | Steel |
| Greased Lightnin'Dates not listed | Dates not listed | Steel |
10 are operating. 5 more have closed for good.
Tallest: Superman Ultimate Flight, 150 feet. Fastest: Flash: Vertical Velocity, 65 mph.
From 48 inches to 54 inches. At 48 inches a rider can ride 4 of the 8 with a published height. Only Superman Ultimate Flight, Flash: Vertical Velocity and Medusa need 54 inches. Our sources give no height to ride for Roadrunner Express and Cobra.
6 of the 10: Medusa (7 times), Kong (5 times), Boomerang (3 times), Joker (3 times), Superman Ultimate Flight (1 times) and Flash: Vertical Velocity (1 times). The rest never turn you over.
Nothing announced. No new coaster is listed as being built at Six Flags Discovery Kingdom.
Straight-line distance from Six Flags Discovery Kingdom, among US parks with five or more coasters.
The coaster line-ups closest to Six Flags Discovery Kingdom's.
Closest match on rides that flip you, tallest coaster and launches.
Closest match on size, rides that flip you and launches.
Closest match on size, launches and tallest coaster.
Which coasters are open and closed, plus type, year, height, speed, times upside down and intensity: the Airtime Fever coaster dataset (Six Flags Discovery Kingdom, read Thu 10/1/2026). Our sources give no height to ride for Roadrunner Express and Cobra. Figures are rounded to the nearest foot and mph.
Closest parks: straight-line distance between park locations from Wikidata (each park's coordinates, or the middle of its coasters' coordinates, read Fri 10/2/2026), rounded to 10 miles, among parks with five or more coasters. Similar parks: counts from the Airtime Fever coaster dataset of the coasters that have a page: height, launches and inversions.
Photographs via Wikimedia Commons: Jeremy Thompson (CC BY 2.0), Jeremy Thompson from Los Angeles, California (CC BY 2.0), Jeremy Thompson from United States of America (CC BY 2.0), milst1 (CC BY-SA 2.0), Theerawat Sangprakarn (CC BY 2.0), Tinned Elk at en.wikipedia (CC BY-SA 3.0). Photographs via Coasterpedia: Jeremy Thompson (CC BY 2.0). A ride with no usable photo of it shows its name instead.
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