Sultanahmet is a neighborhood known for being home to the striking Ottoman-era Blue Mosque with its iconic minarets, along with the famed, mosaic filled Hagia Sophia mosque, and the Basilica Cistern. Adjacent Sultanahmet Square is a park, gardens...
There are many, one of them is going directly up and was used by a famous (now deceased :( ) mountaineer, and someone in the school of my older daughter convinced them to climb in memory of the guy - I went with her - memorable climb it was :)