Six sovereign flags have flown over Texas territory, giving the theme park its name and the state its unique historical identity.
| # | Flag | Period | Years | Notes |
|---|---|---|---|---|
| 1 | Spain | 1519–1685; 1690–1821 | 297 | Exploration, missions, presidios; French interruption |
| 2 | France | 1685–1690 | 5 | La Salle's Fort St. Louis (failed colony) |
| 3 | Mexico | 1821–1836 | 15 | Independence from Spain; Coahuila y Tejas state |
| 4 | Republic of Texas | 1836–1845 | 9 | Independent nation; recognized by US, France, UK |
| 5 | United States | 1845–1861; 1865–present | 178+ | Annexation; Civil War interruption |
| 6 | Confederate States | 1861–1865 | 4 | Secession; readmitted 1870 |