Now please write out 100 times after school...
NEVER TAKE PHOTOGRAPHS OF ANYTHING AT ANY GREEK AIRPORT!
NEVER TAKE PHOTOGRAPHS OF ANYTHING AT ANY GREEK AIRPORT!
NEVER TAKE PHOTOGRAPHS OF ANYTHING AT ANY GREEK AIRPORT!
NEVER TAKE PHOTOGRAPHS OF ANYTHING AT ANY GREEK AIRPORT!
etc. etc.
Never forget that many Greek airfields have a dual military/civil role, and there can be sensitivities. This is because the Greek air force is equipped with the very latest cutting edge technology, not available anywhere else, and they are concerned that Americans may try to spy on them to discover more about their hi-tch air force.