How to add a Google Map to your event page
Step 1: Click the "make a map" icon above the edit box.
Step 2: Enter the address of your event in the search box and click search.
Step 3: Zoom and move the map to the best angle.
Step 4: Move the red arrowhead if its location is not correct. If there is no arrowhead it will appear when you click.
Step 5: Click the red arrowhead and type in the caption.
Step 6: Copy and paste the Wiki mark-up to the desired location on the page.