To view the VIDEO, left-click on the blue tear-drop marker. Once the message box is opened, click on "Click here" to play video. Once the video is opened, insure your volume control is set properly, most videos have a sound track.
To go back to the tour after the video has played, left-click on your "Back" button, located at the upper left of your browser page. To close a tear-drop marker, left-click on the blue x in the upper right-hand portion of the open message area.
To enlarge map view, left-click on the "+" button on the left. To decrease view, left-click on the "-" button. To adjust map screen, use the directional arrows.