The legendary Castillo
is the focus each year of tens of thousands of pilgrims who gather to
watch the
undulating serpent shadow appear on the north balustrade at the time of
the setting sun on the day of
the vernal equinox.
Click and drag on the image
to view other portions of the panorama. Use the shift and control keys
to
zoom in and out. Be sure to explore the map with your pointer!