Its World Heritage Cities / Spain's group of World Heritage Cities comprises the majority of cities whose historic centres have the UNESCO World Heritage designation: Ávila, Cáceres, Cordoba, Cuenca, Mérida, Salamanca, Santiago de Compostela, Segovia, Tarragona, Toledo, Alcalá de Henares, Eivissa/Ibiza and San Cristóbal de La Laguna. Spain is the country with second most UNESCO World Heritage Sites in the world.