TV highlights: Andrew Hinton's 2014 documentary, 'Tashi and the Monk,' airs on HBO

(All times Eastern.) RETURNING SHOW: The British comedy "Detectorists" (Acorn TV, streaming) begins Season 2. Boston chef Kristen Kish and former professional soccer player Kyle Martino co-host the new travel series "36 Hours" (Travel at 8). Based on the New York Times's column of the same name, the show takes viewers to a different city each week, where the hosts get the inside scoop on the best places to eat at and visit.