<p>A gay Muslim in Berlin, a young gay man bewildered and lost on the highways of Los Angeles; a rent boy in Shanghai; a holiday romance in Mexico; a man from Dakar in a bathhouse in Paris; a love hotel in Tokyo; a darkroom in Rio; a hamam in Syria; the burning ghats on the Ganges; Muslim, Christian, Hindu, Jewish, Buddhist, Shinto and atheist; legal and illegal ? blazing through 17 countries on six continents, "Homo Odyssey" is an explicit, upfr...