I added a second lens to my camera gear recently. It’s a Tokina 12-24 f/4.0 wide angle. I’ve still to learn how to use it properly, but so far, I like the results.
Here is a test shot of a street near me here in Milan (15mm f/4.0 1/750sec):
Stop reading, start speaking
Stop translating in your head and start speaking Italian for real with the only audio course that prompt you to speak.
I know these so-called ultra wide angles distort things quite a bit, as can be seen here, but I quite like the effect.