A Marvelous Prank
The Israelis built this building for Iran's national airline sometime in the early 1970's... They put a Star of David on the roof with the Iranians remaining absolutely clueless about it. Almost four decades later, the Iranians find out via Google Earth imagery what the Israelis did...and they ain't happy about it. This Google Earth capture is from 9/15/2009.
This is all over the news right now. Here's a report from FoxNews about how the Iranians are outraged (that they never noticed, in 38 years, that there was a Star of David on top of their airport).