Personally, I think it's because it was simple and free entertainment. Given that there wasn't a taboo around death and watching others die, and it actually being encouraged, like how it was in Anciient Rome, I'd say a lot of people would actually at least try out visiting a gladiatorial contest.
The majority of the border follows the Rio Grande River.
It would be in "Medicine" that one is most likely to find English words with Latin roots, since the earliest physicians wrote and interacted mostly in Latin, and left behind a catalogue of Latin medical knowledge. <span />