Must visit, simply extravagant. While it's not a m...

Must visit, simply extravagant. While it's not a mosque or church, you can see that it used to be both. A Harmony of Christianity and Islam that is a must see.
The enormous floating dome and hanging lights are also very impressive.
Fun fact, the huge gold medallions hanging on the walls were meant to be removed at one point, but it turns out the doors were too small to fit them, so they left them there.