Geology
Above: Granite boulders sometimes depict familiar shapes, such as this 'turtle' rock on Po Toi Island.
Left: Ancient rock carvings on
Po Toi Island. Some carvings
resemble animals and fish, while some comprise interlocking spirals.
Geology
Above: Granite boulders sometimes depict familiar shapes, such as this 'turtle' rock on Po Toi Island.
Left: Ancient rock carvings on
Po Toi Island. Some carvings
resemble animals and fish, while some comprise interlocking spirals.