Channel Tunnel terms of the Concession, Eurotunnel was obliged to investigate a cross-Channel road tunnel. In December 1999 road and rail tunnel proposals were presented to the British and French governments, but it was stressed that there was not enough demand for a second tunnel. A three-way treaty between the United Kingdom, France and Belgium governs border controls, with the establishment of "control zones" wherein the officers of the other nation may exercise limited customs and law enforcement powers. For most purposes these are at either end of the tunnel, with the French border controls on the UK side of the tunnel
1994 Tour de France and one of which was a team event. There were two stages that began or ended outside France. Stage 4 began in the English port town of Dover and ended in Brighton. The fifth stage began and ended in the British city of Portsmouth. This was only the second time the tour has visited England, and to mark the opening of the Channel Tunnel. Of the stages that contained mountains, four contained summit finishes: stage 11 to Hautacam, stage 12 to Luz Ardiden, stage 16 to Alpe d'Huez, and stage 17 to Val Thorens. The nineteenth stage, an individual time