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Six Flags Discovery Kingdom

operating

Six Flags Discovery Kingdom

Bay Area wildlife and coaster thrills

Photo: See Commons · CC BY-SA 4.0

Vallejo, California, United States

Ten operating coasters in Vallejo — Medusa floorless, RMC Joker hybrid, and DC Universe launch coasters. Opened as Marine World in 1968. Stats sourced from sixflags.com/discoverykingdom.

Official site

Tallest

186ft

The Flash: Vertical Velocity

Fastest

70mph

The Flash: Vertical Velocity

Complete coaster roster10 coasters in atlas · 3 flat/water/dark sample

Every operating coaster at this park is listed. Flat and water rides may still be a sample — use ?scope=all on the park page.

Coasters only (10)All rides (13)

Coaster roster(10)

ExplorerSearch this park

DC Universe (4)

Land (2)

Looney Tunes Seaport (1)

Sky (3)

Park guides

All guides

Cedar Point coaster lineup strategy

How to order a day across Magnum, Raptor, Millennium, and the rest of the peninsula.

Cedar Point in a nutshell

A lakefront mega-park known for height records, dense coaster lineup, and a full flat-ride collection.

Cedar Point lands overview

FrontierTown, The Boardwalk, Millennium Island, and how the peninsula is organized.

Height requirements explained

Minimum heights are safety rules — measured with shoes at the queue entrance.

Park timeline

  • Marine World opens

    The Vallejo property debuts as a marine park before evolving into Discovery Kingdom.

    Source

  • Medusa opens

    Source

  • Fright Fest

    Annual fall haunt event with scare zones and late-night coaster operations.

    Source

Sources & official links

We link out to parks, manufacturers, and the pages where facts and media come from.