42 U.S. gallons of crude oil equal one of what?

On November 11, 1620, 41 male passengers signed which document in Provincetown Harbor? Which 1973 Pink Floyd album shares its name with a popular term for the lunar far side, first photographed by Luna 3 in… 41 years after "On the Waterfront", which actor played Johnny Depp's psychiatrist in 1995's "Don Juan DeMarco"? In AD 410, under Alaric, which Germanic people sacked Rome? Which two-letter initials name the numeric address that identifies each device on the Internet? Which war was fought in ancient Greece from 431 to 404 BC? 4,389-foot Cerro de Punta is the highest point on which Caribbean island, a U.S. territory? Who began his account of the Gallic Wars with "All Gaul is divided into three parts"?