Much later, at the same time as wanting to learn more about all this public space, to have a geographic and practical knowledge - that is by getting hold of maps and keys to use the tunnels - we realized this really was the ideal location for numerous projects.

CNN: Bone people: The explorers of the Parisian catacombs

'promote international cooperation and to coordinate programmes in research, services and capacity building, in order to learn more about the nature and resources of the ocean and coastal areas and to apply that knowledge for the improvement of management, sustainable development and protection of the marine environment and the decision-making process of its Member States'.

UNESCO: Social and Human Sciences

Oracle is moving to boost sales by hiring more salespeople with specialized industry knowledge, and revamping its customer advocacy groups to learn about product problems faster.

FORBES: Chief Executive Larry Ellison