Sultanahmet Art, Attraction, Autumn, Castles & palaces, Flowers + Lighthouse pictures

• Istanbul
• Turkey
• Europe
• World

The nickname of this 17th-century structure refers to the brilliant color of its tiled interior.

The nickname of this 17th-century structure refers to the brilliant color of its tiled interior.

The nickname of this 17th-century structure refers to the brilliant color of its tiled interior.

The “Sunken Palace” is one of the most striking remnants of Byzantine Constantinople and is the largest of hundreds of ancient underground reservoirs in Istanbul.