Thalys is an international high-spee train operator built around the high-speed lines between Paris, Brussels, Cologne and Amsterdam. This track is shared with Eurostar trains that go from Paris or Brussels to London via Lille and the Channel Tunnel and with French domestic TGV trains. System is operated by company Thalys International. Its capital is divided up between SNCF (62%), NMBS/SNCB (28%) and DB (10%).