What was the place called before the Alamo or before the Spanish took it ?

San Antonio de Valero actually nothing, the Spanish built it

It was a Spanish mission aka church

It was a Spanish mission

The current Alamo is actually the 3rd one built. The tour guide explained that the first was a little ways down and the second was basically right across the street from the current one.

it was just called the alamo.

House

The Spanish found it. It was originally made by Roman Catholics, which they didn't name the building yet since they never completed it. The Spanish named it The Alamo.