Kadriorg Palace (Estonian: Kadrioru loss, German: Catherinethal) is a Petrine Baroque palace built for Catherine I of Russia by Peter the Great in Tallinn, Estonia. Both the Estonian and the German name for the palace means "Catherine's valley". It was built after the Great Northern War to Nicola Michetti's designs by Gaetano Chiaveri and Mikhail Zemtsov. The palace currently houses the Kadriorg Art Museum, a branch of the Art Museum of Estonia, displaying foreign art from the 16th to 20th centuries.