Hypes come and go, but every hydrographer has come to the realization that the hype is over and the virtual (underwater) world is an important extension of the physical one. – as a recent Lake Titicaca survey reveals. Smart integrationHydrographic surveying can be done from vessels equipped with underwater, surface, aerial or even space-based devices. For too long, the conversation has focused on comparing technologies – multibeam vs. Lidar, Lidar vs. satellite, and so on. The future of hydrography is in smart integration, combining different technologies to achieve better efficiency, cost effectiveness and environmental responsibility.