_DSC9563.jpg
The Blue Mosque or Sultan Ahmed 1 Mosque in Istanbul is topped by an amazing system of ascending domes and semi-domes. The mosque is lined with more than 20,000 handmade ceramic tiles.


_DSC9563.jpg
The Blue Mosque or Sultan Ahmed 1 Mosque in Istanbul is topped by an amazing system of ascending domes and semi-domes. The mosque is lined with more than 20,000 handmade ceramic tiles.