Zanni 29, Pireas, Greece
21 0428 5500
For those who have done the bus and walking tours to death and need something with a little more gusto, Hop In tours offers this Helicopter Tour that includes a pick up from your hotel directly and an aerial view of all the major points of interest of Athens. They promise on their website to fly "the lowest and the slowest" (3000 feet over Athens) for optimal sightseeing.
1800.00 Euro for up to 5 people