It is one of the most notable things in this castle is a giant golden arch, which was known as Porta Aurea any Golden Gate being gold-plated.
When the Ottomans conquered the city used the castle as a fortress for the defense, and then as a prison.
Yedikule restoration restored in recent years to be the day a prominent tourist attraction in Istanbul, tourists flock to him for his position on the great history and rise to the terraces and enjoy the wonderful views across the Sea of Marmara.