« Radio Garden invites you to tune into thousands of live radio stations across the globe. By bringing distant voices close, radio connects people and places. From its very beginning, radio signals have crossed borders. Radio makers and listeners have imagined both connecting with distant cultures, as well as re-connecting with people from ‘home’ from thousands of miles away. »
Source : Cartes interactives | Arcep
The Wikiverse project is an interactive 3D visualization of Wikipedia, reimagined as a cosmic web of knowledge. Here, articles are stars bound together to form topics, fields and subjects.
Though the above GIF only covers 2006 through the present, the full version allows you to slide to and from any particular point in time from 1999 to 2014.