Tijuana (pronounce /ˌtiːəˈwɑːnə/; Spanish, pronounced [ti'xwana]), is a Pacific coast city situated on the U.S.-Mexico border adjacent to its sister city of San Diego, California. Tijuana is the westernmost city in Latin America (the westernmost Latin American population center is located in Isla Guadalupe) and is the largest city in the Mexican State of Baja California and the seat of the municipality of Tijuana.