This Revivalist-style palace built in 1900 has exhibits of paintings, ancient artifacts & old books.

The Palácio dos Condes de Castro Guimarães is a charming museum nestled in the heart of Cascais, Lisbon District. Built in 1900 as an aristocrat's summer residence, its eclectic architecture style stands out from the surrounding area. Inside, you will find a veritable treasure trove of paintings, furniture, porcelain, jewelry, and a neo-Gothic organ. Originally known as Torre de São Sebastião, it became a museum in 1931. You can enjoy a range of activities at this histric site, from discovering the history of the O'Neill family to admiring breathtaking views of the Atlantic coastline.