Portal Escape (Part 1)

Portal Escape (Part 1)

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This is the twenty-first level of the game, and takes place outside Test Chamber 19. The player must utilise Flinging and precise portal placement in order to proceed.

Hazards

• Goo
• Incinerator
• Piston

Walkthrough

• Wait for the Unstationary Scaffold to move closer to the Incinerator. Fire a portal on the wall ahead but make sure the portal is above the handrails.
• Place a portal on the wall nearest to you and jump through that portal.
• Turn around and shoot a portal as high as you can on the same wall. Put the other portal on the center of the floor and fall through.
• Run to the left until you reach a place with a set of stairs and a catwalk.
• Fire a portal on the wall above the catwalk. Place the other portal on the floor and go through.
• Go through the door on the wall to get in the room. Go up the stairs and go to the end of the catwalk.
• Fire a portal behind the fence and the put the other portal on the wall next to you and go through.
• Go through the door and walk forwards. Shoot a portal on the wall behind the huge fan on the left and place the other portal on the floor and go through.
• Turn to face the area above the Goo and fire the other portal on the wall ahead. Go through the portal.
• Walk to the door on the wall on the left. Fire a portal on the wall next to you and the other portal on the wall above the catwalk. Run through the portal to get on the catwalk.
• Head for the other end of the catwalk and go down the stairs. Fire a portal on the floor and place the other portal on the wall above the platform higher up. Go through the portal.
• Shoot a portal in the corner facing the broken catwalk. Put the other portal on the floor below yourself and jump through.
• Go up the stairs and jump over the handrail into the broken transportation tube.
• Wait for the end of the ride. Then jump down to the test chamber and walk past the Material Emancipation Grill.
• Go stand on the button and fire a portal on the wall through the opened door. Place the other portal near you and go through.
• Head for the elevator shaft and jump down.
• Shoot a portal on the floor and put the other portal on the white surface behind the fence. Go through the portal and duck.
• Walk towards the two moving pistons and go stand on the one that goes higher up. Wait for the piston to be extended and then fire a portal on the surface above your last portal.
• Go back to the portal you've placed before and jump through it.
• Wait for the larger piston to start extending and then jump on it. Go to the area at the end of the piston.
• Turn left and fire a portal through the small hole. Wait for the piston to extend again and then go back to your portal.
• Go through the portal and place a portal on the wall opposite of the portal next to you. Jump through the portal.

Video walkthrough

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Music

Main article: Portal soundtrack

4000 Degrees Kelvin by Valve Studio Orchestra [1:01] | Download | Play Stop What You Are Doing by Valve Studio Orchestra [4:00] | Download | Play

Portal

Partygoer Make the correct party escort submission position decision.

Portal: Still Alive

Tests Like Chicken Find the chicken's test results.

Trivia

• There are rooms accessible in chamber 19 that are looking out over parts of test chambers 09 & 14
• The test chamber you end up in after riding the cube dispenser tube is Test Chamber 09.