The parking lot at Alamo Stadium looks like a good spot.
This is the best I can do with Google maps, but a good camera should get some nice shots.
https://www.google.com/maps/@29.4629...7i13312!8i6656
Here are a couple from Trinity University right across the street.
From the Trinity tower.
https://az589735.vo.msecnd.net/image.../1023557/3.jpg
https://www.uniquevenues.com/sites/u.../Scenery-2.jpg
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