The Peary expedition to Greenland of 1891-1892 was where Robert Edwin Peary, Sr. set out to determine if Greenland was an island, or was a peninsula of the North Pole.
Pearys ekspedition til Grønland 1891-1892 var en polarekspedition, hvor Robert Edwin Peary, sr. satte sig for at undersøge, om Grønland var en ø, eller var en halvø til nordpolen.