thimphu is bhutan's capital and largest city.lation of 100,000 as bhutanese have begun the inevitable move away from a rural agrarian lifestyle. tourism was only allowed starting in the 1970s. the amount of foreign visitors each year is strictly limited to protect bhutan's culture and environment. there are no starbucks, no kfcs, no king or clown. basically, they don't want you to come here, at least en masse. >> darren: watch your head. >> anthony: yeah, right. wow. >> darren: what do you think of the altitude? how you feeling? >> anthony: i'm here because of this guy. my friend, the film director darren aronofsky. fresh off the unjustifiably horrified reaction to what i think is his masterpiece, "mother." >> anthony: i don't know if you've studied the effects of high altitude, you know your blood gets thicker and thicker till it's like freaking marmalade. we'll be dying slowly here. >> darren: awesome. >> anthony: "mother" is an angry and thinly veiled warning that we are destroying our planet and policy-wise, bhutan is somethi