transportation.gov

rN9KW TIL that contrary to popular belief, for domestic itineraries, U.S. airlines are not required to compensate passengers whose flights are delayed or canceled.
OoRRg TIL In the US, if your scheduled arrival time to a destination is delayed by an airline (due to missteps on their part, such as overbooking), for more than 2 hours (domestic) or 4 hours (international), you are entitled to financial compensation of up to 400% of the one-way fare, capped at $1,550.
rRB9e TIL In 1883, U.S. and Canadian railroads adopted a four-zone system to govern their operations and reduce the confusion resulting from some 100 conflicting locally established “sun times” observed in terminals across the countries.