I'm not sure how many people here will already know about these, but I thought I'd post them in case they're useful to anyone.
http://www.xfire.com/video/4b88eb/
^That can be done to get onto any building with a canopy attached to it.
http://www.xfire.com/video/4b88e9/
http://www.xfire.com/video/4b88e0/
^Those also work with any of the moisture evaporators (or is it vaporators?) on the map.
http://www.xfire.com/video/4b88e4/
http://www.xfire.com/video/4b88e2/