These structures seem to have been made like this (the
stone part, anyway). They contain a shape like a gravestone, and
a prone circular piece. The standing bit has carvings to identify
Bruce records it while Eric and Barbra watch.
Cecily walking with the Trekkers.
This shows a tree shooting up from a ruin.
The guide said it is difficult to keep the parts they
have uncovered, let alone clear others.
And ageneral view.