Greenpeace activists hang a 60 square-meters banner reading 'Defending the world's aquarium' in El Arco de Cabo San Lucas, as the Greenpeace ship the Esperanza arrives.
A year after setting sail from South Africa on the biggest ocean expedition Greenpeace has ever undertaken, the Esperanza arrives in the "World's Aquarium" to continue to highlight the threats to and beauty of the oceans and demand a global network of marine reserves.