Doctor Who: Dreamland2009

Saruba Velak:
Your plan is to escape like a snail? How do we see where we're going?

The Doctor:
Who needs to see! Didn't you count your steps on the way in? 84 steps ahead, turn left. 102 steps turn right. 62 steps, and we're at the door! Always count your steps, Seruba Velak. You never know when you might need to escape in a box...