These photos are of a war memorial in NY State, USA. The central feature is a large 5-pointed star which has a 'cenotaph' element that is also 5-sided:
Larger photo of the whole thing:
It seems like the points of the pentagon are aligned with the points of the star.
What is the significance of the central element? It reminded me somewhat of a 'cenotaph', is it standing in for a tomb?