Launch a tour by clicking on the button to the left.
The tour will automatically rotate slowly. You may disable the auto-rotation by clicking on the globe icon in the lower-left corner of the tour window. You may also override the rotation by moving your mouse over the tour window or using the navigation buttons found in the lower-right corner.
You will notice different icons within the tour. These icons are clickable "hot spots" that provide other information or move you to a different section of the tour.
The white arrow in the red circle icons to take you to different parts of the tour.
The "i" in a circle icons provide additional information.
The movie camera icon launches a short video. You may also use the "zoom" controls in the lower-right corner to enlarge sections of the tour.