De Hoop is a smock mill in Sumar, Friesland, Netherlands which was built in 1867 and is in working order. The mill is listed as a Rijksmonument.
Wikipedia https://en.wikipedia.org/wiki/De_Hoop,_Sumar
Address 8 Mounepaed, Sumar 9262NE, Netherlands
Coordinates 53°10'44.199" N 5°59'51.12" E