The complex known as "The Alamo" attracts over 2.5 million visitors annually, who come to witness the site of one of the most famous battles in American history that symbolizes courage and sacrifice. The Alamo was a small mission where a group of Texans fought against the centralist army of General Antonio Lopez de Santa Anna for thirteen days in 1836. Although they lost the battle, their valiant effort inspired the Texan Army under Sam Houston to gain independence at the battle of San Jacinto. The Alamo is a must-see attraction in San Antonio that is free to enter, and visitors can take a guided tour led by experts that showcases the heroes and events of the Alamo. There is also a free timed entry experience to the iconic Alamo Church that was used as a military stronghold for Texas Independence.