Click on Go Fullscreen on the viewer window toolbar for the REALLY big picture,
Click and drag in
the viewer window to shift your viewpoint, use mouse wheel or A and Z keys to
zoom,
click on hotspot rectangles in the panorama to go to that location, or click on
the buttons on the map.
The toolbar also has zoom or hide hotspot controls.
Full screen
spherical panoramas are the closest thing to actually being there! Just click on
the Go Fullscreen button to be there!
If you cannot see a panorama above, visit the panorama
help page for details of
how to get the free Java update for your computer.