At the end of its nearly 4,000-mile run, it's hard to tell that which river began in glacier-fed lakes in Peru?

At the end of 1923, which Irish author appeared on Time's cover, with a story on his new play about Joan of Arc? At the end of 1949's "In the Good Old Summertime," Liza Minnelli made her screen debut as which star's daughter? At the end of a 1719 novel, which title character sells his Brazilian plantation, marries and revisits his old island? At the end of his 1633 trial, which scientist is said to have muttered about the Earth, "And yet it moves"? At the end of Prohibition in 1933, Pat O'Brien converted his speakeasy into a legal bar in which city? In the late 1970s, American Motors marketed a version of the Renault 5 under which name? At the end of the children's song "The Farmer in the Dell," what "stands alone"? At the end of which 1927 film are Maria and her robot double hunted by mobs as disaster strikes the title city?