Possible Clues:

• Tower Colliery painting exhibition opening put back
• The high point of the muezzin's calling?
• Ambassador finally visits poor inmate in the Tower
• At home with rising artist in weather station tower
• In period after uprising, put inside a tower
• Mosque adjunct
• Cairo skyline feature
• What may be encountered over a building of Iran?
• Tower of mosque
• The world's tallest one is in Casablanca