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Underground
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Adventureland · Operating · 1996

Underground

The world's only indoor wooden coaster — reimagined for 2024 with a refreshed enclosed experience under Adventureland's midway.

Photo: Wacky Windjammer · CC BY-SA 4.0

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The world's only indoor wooden coaster — reimagined for 2024 with a refreshed enclosed experience under Adventureland's midway.

Specifications

Stats can be shown in imperial or metric — your choice is remembered on this device.

Ride profile

Scaled against Adventureland's operating coasters

Wood

Inversions

None

#7 of 7 at Adventureland

InversionsNone

Ride experience

  • Indoor
  • Wood

Specs from adventurelandpark.com

Learn more

All guides

Rocky Mountain hybrid coasters

Steel track on reinvented wooden structures — steep, twisted, and often relentless.

Track compliance — why wood feels alive

Wood flexes; steel is stiffer — the same forces feel different on each structure.

Twister layouts

Helixes and direction changes stacked in one direction — classic wooden feel.

Wooden vs steel coasters

Structure and maintenance differ, but the question for riders is feel — vibration, sound, and how the train moves.

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Sources & official links

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