Estonia, Tallinn, Orthodox Cathedral of Alexander Nevsky, Toompea.

Estonia, Tallinn, Orthodox Cathedral of Alexander Nevsky, Toompea.

Russia, St Petersburg, Church on Spilled Blood, also Church of the Saviour on Spilled Blood.

Ukraine, Kiev, Mikhailovsky square Bell Tower and Monastery, facade of tower Blue white gold domed.

Russia, St Petersburg, Church of the Spilled Blood.

Russia, St Petersburg, Church of the Spilled Blood.

Uzbekistan, Tashkent, Bell tower and domes, Saint Uspensky Sobor Russian Orthodox Assumption Cathedral.

Ornamental onion, Allium, single purple spherical flower on a stem isolated in shallow focus against green leaves.

Ornamental onion, Allium, single purple flower on a stem isolated in shallow focus against green leaves.

Chives, Allium schoenoprasum, purple flowers on long green stems of the garden herb growing in a garden border.

Chives, Allium schoenoprasum, purple flowers on long green stems of the garden herb growing in a garden border.

Chives, Allium schoenoprasum, purple flowers on long green stems of the garden herb growing in a garden border.