Celebrities Big Narstie, Dame Kelly Holmes, Greg Rutherford, Jorgie Porter and Alfie Deyes take a journey through the crystal dome.

Celebrities Dennis Wise, Katie Price, Bez, Roman Kemp, and Binky Felstead take on the many challenges of the Crystal Dome.

A game show involving a series of challenges taking place over different zones, with the aim of gaining gold tokens and crystals. Based on the 1990s game show of the same name.

A game show involving a series of challenges taking place over different zones, with the aim of gaining gold tokens and crystals. Based on the 1990s game show of the same name.

A game show involving a series of challenges taking place over different zones, with the aim of gaining gold tokens and crystals. Based on the 1990s game show of the same name.

A game show involving a series of challenges taking place over different zones, with the aim of gaining gold tokens and crystals. Based on the 1990s game show of the same name.

Maze master Richard needs to keep his wits about him to control the London Girls. They have the self-belief and can-do attitude to conquer the maze.

Maze master Richard leads the Holmes family around the maze. They must stick together in order to win precious crystals.

A group of medical students who call themselves Let's Get Medical face the mighty maze. It can turn even the brightest minds into mush.

The Vikings team travel through the Aztec, futuristic, medieval, and industrial zones. They figure out whether it's possible to have too much testosterone in a room.

A team of five scientists and coworkers from Glasgow take on the crystal maze, as Richard Ayoade oversees the challenge.