Geoscience Reference
In-Depth Information
FIG
204.
Diagram representing the terraces in the middle (Nettlebed to Slough) and
lower (Area 12) parts of the Thames valley, with their ages in terms of oxygen isotope
stages.
FIG
205.
Looking eastwards over Highgate Ponds and Parliament Hill on Hampstead
Heath (Fig. 201,
e2
). (Copyright London Aerial Photo Library)
At the western end of the Thames Valley Basin, northeast of Bagshot Heath (
f1
),
the present-day Thames flows past another isolated hill. This one is crowned spectacu-
larly by Windsor Castle (
e8
), the largest fortified castle in the world that is still inhab-
