Answer:
"At Plataea and Mycale (479 bc), Eurymedon (466 bc), and Anapus (415 bc), the Athenians won victories with their flanks resting on seashore, streambed, or uplands. Use of the bow was even more particular to Athens than expertise at either cavalry warfare or flank barriers."
(This Was Sited But I Hope It Could Be Of Some Use!)