Never found out for sure what species this was. I think they're a kind of honeysuckle?
These, on the other hand, are apparently just called orange lillies.
There's no handle or anything on this door, so...
No, I did not try venturing into this one.
Coincidentally, the street art murals directly inverse of this view are probably a lot more interesting, but I didn't bother figuring out a good angle to capture them.