A diver dressed to look like Poseidon (L), kisses another dressed as the mermaid Marina, during a Valentine’s day event inside an aquarium at the ocean park in Manila February 11, 2012. (Reuters)

A diver dressed to look like Poseidon, and another dressed as the mermaid Marina, swims during a Valentine’s day event inside an aquarium at the ocean park in Manila. (Reuters)

A child looks at Xiaobai and XiaoXue, a couple of Humboldt Penguins, during a penguins wedding ceremony ahead of Valentine’s Day and organized by the local aquarim in Shanghai. (Reuters)

A worker prepares roses for the upcoming Valentine’s Day, at Elite greenhouse, Facatativa, Columbia on February 6, 2012. (Reuters)

Workers organize bunches of flowers in preparation for the upcoming Valentine’s Day, at Elite greenhouse in Facatativa, Columbia on 06/02/2012. (Reuters)

Over 50 wedding dresses dating from 1900, along with photographs of the couples and copies of their marriage certificates are exhibited to promote a collective marriage event organized by Chihuahua State’s goverment on Valentine’s Day, February 14. (Reuters)

Workers prepare rose bouquets in preparation for the upcoming Valentine’s Day, at a farm in Cajica, Columbia on January 30, 2012. (Reuters)

A worker carries flower bunches in preparation for the upcoming Valentine’s Day, at Elite greenhouse in Facatativa February 6, 2012. (Reuters)

Freshly picked roses, intended for sale for Valentine’s Day, are seen before being sorted at a packing house on Moshav Nir Banim near Kiryat Gat, Israel on February 9, 2012. (Reuters)