San Antonio, home of the Alamo. San Antonio, home of the famous RiverWalk. San Antonio is more than the seventh largest city in the country. And San Antonio, Texas, is more than the Alamo and the famous Riverwalk. San Antonio is a blend of Spanish Colonial architecture, indigenous native tribes, and Mexican influences. And its a very modern city.The RiverWalk of San Antonio is an urban delight with San Antonios colorful cafes, fine dining, waterfalls and quiet parks full of energy and creativity.