Title: Castle of the Dukes of Mazovia in Ostrow Mazowiecka | Expedia.co.uk [Castle of the Dukes of Mazovia Hotels](https://expedia.co.uk/Castle-Of-The-Dukes-Of-Mazovia-Hotels.0-l6299042-0.Travel-Guide-Filter-Hotels)[Flights to Ostrow Mazowiecka](https://expedia.co.uk/Cheap-Flights-To-Ostrow-Mazowiecka.d6144079.Travel-Guide-Flights)[Castle of the Dukes of Mazovia Car Hire](https://expedia.co.uk/Compare-Cheap-Car-Hire-In-Castle-Of-The-Dukes-Of-Mazovia.d6299042.Car-Hire-Guide)[Ostrow Mazowiecka Holidays](https://expedia.co.uk/Ostrow-Mazowiecka.d6144079.Holidays-City-Breaks) # Castle of the Dukes of Mazovia ## Visit Castle of the Dukes of Mazovia Activities [Ostrow Mazowiecka travel guide](https://expedia.co.uk/Ostrow-Mazowiecka.dx6144079) --- --- ### Popular places to visit #### Ostrow Mazowiecka Town Hall After visiting Ostrow Mazowiecka Town Hall, make a plan to see the other sights and activities in Ostrow Mazowiecka. Make some time to visit the monuments while you're in the area. [](https://expedia.co.uk/Ostrow-Mazowiecka-Town-Hall-Ostrow-Mazowiecka.d6299039.Attraction) #### Assumption of the Blessed Virgin Mary Church Assumption of the Blessed Virgin Mary Church is just one of the places to see in Ostrow Mazowiecka, so why not enjoy the other things to explore during your travels? Make some time to visit the monuments while you're in the area. [](https://expedia.co.uk/Assumption-Of-The-Blessed-Virgin-Mary-Church-Ostrow-Mazowiecka.d6299036.Attraction) #### Muzeum Treblinka You can spend an afternoon exploring the galleries in Muzeum Treblinka during your travels in gmina Kosów Lacki. [](https://expedia.co.uk/Muzeum-Treblinka-gmina-Kosow-Lacki.d880035379645136896.Attraction) #### Rybno Ski Station Hit the slopes at Rybno Ski Station during your trip to gmina Łomża. [](https://expedia.co.uk/Rybno-Ski-Station-gmina-Lomza.d553248635974883032.Attraction) #### Park Wodny Łomża Enjoy the thrill rides with your children at Park Wodny Łomża during your trip to Lomza. Amble around the area's parks or experience its museums. [](https://expedia.co.uk/Park-Wodny-Lomza-Lomza.d553248635925299747.Attraction) #### Natural History Museum in Drozdowo You can spend an afternoon exploring the galleries in Natural History Museum in Drozdowo in Piatnica. Amble around the area's parks or experience its museums. [](https://expedia.co.uk/Natural-History-Museum-In-Drozdowo-Piatnica.d553248635925299187.Attraction) --- ## Top Hotel Deals ## Check availability on hotels close to Castle of the Dukes of Mazovia [Tonight ](https://expedia.co.uk/Hotel-Search?rfrrid=TG.LP.CheckPrices.Package&adults=2&openPlayBack=true®ionId=6299042&startDate=2026-02-22&endDate=2026-02-23)[22 Feb - 23 Feb](https://expedia.co.uk/Hotel-Search?rfrrid=TG.LP.CheckPrices.Package&adults=2&openPlayBack=true®ionId=6299042&startDate=2026-02-22&endDate=2026-02-23) [Tomorrow night ](https://expedia.co.uk/Hotel-Search?rfrrid=TG.LP.CheckPrices.Package&adults=2&openPlayBack=true®ionId=6299042&startDate=2026-02-23&endDate=2026-02-24)[23 Feb - 24 Feb](https://expedia.co.uk/Hotel-Search?rfrrid=TG.LP.CheckPrices.Package&adults=2&openPlayBack=true®ionId=6299042&startDate=2026-02-23&endDate=2026-02-24) [Next weekend ](https://expedia.co.uk/Hotel-Search?rfrrid=TG.LP.CheckPrices.Package&adults=2&openPlayBack=true®ionId=6299042&startDate=27%2F02%2F2026&endDate=01%2F03%2F2026)[27 Feb - 1 Mar](https://expedia.co.uk/Hotel-Search?rfrrid=TG.LP.CheckPrices.Package&adults=2&openPlayBack=true®ionId=6299042&startDate=27%2F02%2F2026&endDate=01%2F03%2F2026) ![Usługi Noclegowe 17](https://images.trvl-media.com/lodging/40000000/39180000/39178300/39178277/a41bcb27_y.jpg?impolicy=resizecrop&rw=340&ch=150) ### Usługi Noclegowe 17 158 Lubiejewska Ostrow Mazowiecka [](https://expedia.co.uk/Ostrow-Mazowiecka-Hotels-Uslugi-Noclegowe-17.h39178277.Hotel-Information) ![Willa Sun & Snow Zasypane Mazury](https://images.trvl-media.com/lodging/117000000/116250000/116244700/116244638/46c107c8_y.jpg?impolicy=resizecrop&rw=340&ch=150) ### Willa Sun & Snow Zasypane Mazury Orlo 34 gmina Malkinia Gorna Województwo mazowieckie [](https://expedia.co.uk/Gmina-Malkinia-Gorna-Hotels-Willa-Sun-Snow-Zasypane-Mazury.h116244638.Hotel-Information) ![Apartamenty Sun & Snow Zasypane Mazury](https://images.trvl-media.com/lodging/117000000/116260000/116253300/116253259/577a0a51_y.jpg?impolicy=resizecrop&rw=340&ch=150) ### Apartamenty Sun & Snow Zasypane Mazury Orlo 35 gmina Malkinia Gorna Województwo mazowieckie [](https://expedia.co.uk/Gmina-Malkinia-Gorna-Hotels-Apartamenty-Sun-Snow-Zasypane-Mazury.h116253259.Hotel-Information) ![Cottage in Dlugosiodlo Near Forest Edge](https://images.trvl-media.com/lodging/92000000/91750000/91745400/91745392/58a18654_y.jpg?impolicy=resizecrop&rw=340&ch=150) ### Cottage in Dlugosiodlo Near Forest Edge gmina Długosiodło Masovian Voivodeship [](https://expedia.co.uk/Gmina-Dlugosiodlo-Hotels-A-Modern-House-In-A-Beautiful-Location-On-The-Edge-Of-The-Forest.h91745392.Hotel-Information) ![Cottage in Dlugosiodlo near Forest Edge](https://images.trvl-media.com/lodging/96000000/95410000/95409900/95409867/7f761ff4_y.jpg?impolicy=resizecrop&rw=340&ch=150) ### Cottage in Dlugosiodlo near Forest Edge Dlugosiodlo [](https://expedia.co.uk/Gmina-Dlugosiodlo-Hotels-A-Modern-House-On-The-Edge-Of-The-Forest.h95409867.Hotel-Information) ![4 bedroom stunning home in Dlugosiodlo](https://images.trvl-media.com/lodging/112000000/111110000/111104900/111104808/31e0fe75_y.jpg?impolicy=resizecrop&rw=340&ch=150) ### 4 bedroom stunning home in Dlugosiodlo Dlugosiodlo [](https://expedia.co.uk/Gmina-Dlugosiodlo-Hotels-Experience-Unforgettable-Days-In-This-Spacious-Holiday-Home-Directly-On-The-Banks-Of-The-Narew.h111104808.Hotel-Information) ![Pałac i Folwark Łochów](https://images.trvl-media.com/lodging/114000000/113480000/113471700/113471684/15356afc_y.jpg?impolicy=resizecrop&rw=340&ch=150) ### Pałac i Folwark Łochów Marii Konopnickiej 10 Lochów [](https://expedia.co.uk/Lochow-Hotels-Palac-I-Folwark-Lochow.h113471684.Hotel-Information) ![Spacious house with private garden and patio](https://images.trvl-media.com/lodging/98000000/97580000/97570800/97570748/d8c103bb_y.jpg?impolicy=resizecrop&rw=340&ch=150) ### Spacious house with private garden and patio Kaszewiec Mazowieckie [](https://expedia.co.uk/Gmina-Rozan-Hotels-Spacious-House-With-Private-Garden-And-Patio.h97570748.Hotel-Information) ![Magiczna Farma Mąka i Magia ](https://images.trvl-media.com/lodging/110000000/109190000/109187000/109186912/06a96f3e_y.jpg?impolicy=resizecrop&rw=340&ch=150) ### Magiczna Farma Mąka i Magia 57d Bialostocka Zambrów Województwo podlaskie [](https://expedia.co.uk/Zambrow-Hotels-Magiczna-Farma-Maka-I-Magia.h109186912.Hotel-Information) [See all 18 properties in Castle of the Dukes of Mazovia](https://expedia.co.uk/Hotel-Search?rfrrid=TG.LP.Hotels.Package®ionId=6299042) Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply. ![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-uk-fr-de.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## The Annual Holiday Sale Members save up to 40% on hotels and holiday homes. Plan this year’s big trip and save. [Book now](https://expedia.co.uk/cheap-deals?rfrr=DX_POI_Spring_PROMO_6299042)