Diver enjoying the tube sponges on a wall dive in the Turks and Caicos, West Indies, Caribbean, Central America

Diver approachiong anemone on colourful coral and sponge wall, Maria La Gorda, Cuba, Caribbean

Diver approachiong anemone on colourful coral and sponge wall, Little Cayman Island, Cayman Islands, Caribbean

Reef wall covered with soft corals and gorgonians, mainly orange cup coral, Tubastrea faulkneri, Verde Island, Philippines.

Fresco, Miracle-Image of the Saviour Church, Kremlin, Golden Ring; Rostov Veliky, Yaroslavl Oblast, Russia

Fresco, Gate Church of the Resurrection (1670), Kremlin, Golden Ring; Rostov Veliky, Yaroslavl Oblast, Russia

Divers explore a drop off covered with sponges and gorgonian and alcyonarian coral, Philippines