Let's take a look at some of the historical monuments, that delivered the past in to our day as a mission , after the conquest of Istanbul has been destroyed by various causes or very few.
Forum of Arcadius
It builded in the year 403 as a square in Istanbul and it used as a human trafficking area and it demolished in 1715.
Augustaion , Ayasophia Square
Great palace of Constantinople
It got destroyed in 1700's
Palace of Boukoleon
There used to be a palace next to bosphorus however it got destroyed in 1715.
Chalke , Bronze door of the City
Well it some part of this symbolic door destroyed in 14th century and the rest is destroyed in 18th century.
Hippodrome of Constantinapole
This was the most well known building from the Byzantium era , however its gone too.
Well the pictures and places I shared is probably not even the 5 percent that constantinapole heritages , eventhough these beatiful pieces parished through war and raiding , there are still a lot of history living in the Istanbul.