Links - Travel
Air:
Amadeus - flight schedules worldwide
DUS - Düsseldorf airport
FRA - Frankfurt airport
Airliners.net - photos of airplanes
Lufthansa - German airline
United Airlines - US airline
Swissair - Swiss airline
Crossair - Swiss airline
LTU - Charter airline
American Airlines - US airline
Rail:
Deutsche Bahn - German railways
SBB / CFF / FFS - Swiss railways
VRR - public transport, Rhein-Ruhr
Other:
Switzerland - tourism site
Ticino - Canton of Switzerland
Alternative Holidays - gay skiing and trips & cruises