Ostrogski Palace, or Ostrogski Castle, is a mansion in the city center of Warsaw, on ulica Tamka.
Begun by the powerful Ostrogski family who gave their name to the building, it currently houses the Fryderyk Chopin Society and Fryderyk Chopin Museum.
Tue - Sun:
11.00 a.m. - 8.00 p.m.
December 31: 11.00 a.m. – 4.00 p.m.
Closed: Mondays, Jan 1, Mar 27, Dec 24, 25
Full: 22 PLN
Reduced: 13 PLN
Free admission: on Sundays