Portal A Introduction

Portal 2 Perpetual Testing Initiative

{2012} New Valve Intro (PORTAL 2) (720p HD)

Portal 2 Intro (HD)

Portal Teaser Trailer

Portal 2 Co-op Intro

Learning Portal Introduction

Lego Dimensions: Portal - Wheatley Intro

The Elder Scrolls Online: Base Game - Portal Introduction (Captions available)

There You Are

Portal 2 Launch TV Ad

Episode 01 | Introduction | The French Portal

AK

Portal - Opening Scene/Test Chamber 00

01 - The TIA Portal - Introduction (English)

PLC Programming

Introducing our Customer Portal

Research IT Portal Introduction

Technology Services at Illinois

Portal 2 - Full Co-op Trailer

Portal Stories: Mel Introduction test chamber

TIA Portal: PLC Programming (Beginner Intro)

The Elder Scrolls Online: Gold Road - Portal Introduction (Captions available)

Introduction to the Learning Portal

Royal BC Museum