The Greeca time advisors travel guide
Greece is a lot different to us in the modern day as they wore chitons (a large rectangular piece of fabric that left the arms free) the front and back of it was covered and it was fastened at the shoulders with a clip or brooch.
government
Athens did not have a king or emperor how ever they did in sparta and some other greek city states and in other city states it was all ruled by what the military thought was the right thing to do.
philosophers
The greeks were well known for they're philosiphers such as socrates, men like this helped shape how some people see the ancient greeks today.
language and religion
The greeks did not have one language they often had many as well as different religions. The greeks also spoke the language that was most dominant at the time. for instance when they were conquered by they romans they would speak what ever language they spoke at the time.
battles
The greeks were known for their wars as they had many great battles such as the persian and they had many between the city states as they were not on the best terms; so be careful to not get caught up in these battles as the went on for more then a few years at a time some of the more famous battles were:
Peloponnesian War(Athens vs Sparta), from 431 to 404 BC. Sparta won.The persian war(Greece vs persia), 490 to 449 BC. Greece won.
geography
Greece is in the eastern Mediterranean though west of turkey. Greece is made up of hundreds different islands, one of the biggest being Crete. Greece had a very mountanous terrain which is one of the reasons the city states are separate.