Cymru is the Welsh name for Wales, a country that is part of the United Kingdom. Located on the western side of Great Britain, it is known for its stunning landscapes, including mountains, valleys, and a rugged coastline. The capital city is Cardiff, which is also the largest city in Wales. Wales has a rich cultural heritage, with its own language, Welsh, which is spoken alongside English. The country is famous for its historic castles, such as Caernarfon Castle, and traditional music, including the Eisteddfod, a festival celebrating literature and performance.