Iglesia de Santa María de Jemein Monument · Markina-Xemein, Lea-Artibai / Markina-Ondarroa, Bizkaia 16th-century Renaissance church, one of the largest in Biscay, with three naves of ribbed vaults and a Mannerist altarpiece. Photo: Txo (Public domain) What to see and do in Markina-Xemein