The country known for its unique architecture style called Mudéjar is Spain. This architectural style originated during the Moorish rule in the Iberian Peninsula and is characterized by the use of brick, tile, and intricate ornamental designs that blend Islamic and Christian influences. Mudéjar architecture is typically seen in various structures, including churches, palaces, and bridges, particularly in regions like Aragon and Castile. The style is a testament to Spain's diverse cultural history and is recognized as a UNESCO World Heritage site.