Choroszcz is a town in north-eastern Poland.
It is situated in the Podlaskie Voivodeship, having previously been in Białystok Voivodeship.
The palace in Choroszcz was the summer residence of the noble Branicki family, and is now part of the Museum of Polish Interiors.
Wikipedia https://en.wikipedia.org/wiki/Choroszcz
Coordinates 53°8'38.13" N 22°59'18.451" E