How to find the observatory

To get to Carleton University, follow the directions described here:
http://carleton.ca/campus/directions/

To find Herzberg Laboratories (HP), use this map.  The main entrance is from the East:
http://carleton.ca/campus/map/

To go to the observatory, go to the 5th floor, and try to find stairwell "C" and go up one more floor. The observatory is on the roof:

Directions to the physics department observatory