Man/Boy Love has been a staple in homosexual practice since the time of the ancient Greeks...
Give me a break. This kind of perversion was common in all cultures on all continents. And its prevalence in ancient Greece has been greatly exagerrated. Thankfully the arrival of Christianity enlightened the Greeks, among he first to finally rid themselves of this practice.
If classical Greek literature is any indicator, however, it would seem that ancient Greece had more than it's fair share of acceptance of homosexual behavior.
Of course post-pagan Greece is like anywhere else, though, you must admit they do have some rather unique ideas about men's fashion: