Autobahnen  
   Exit lists for all the German Autobahnen.
   http://www.autobahn-online.de/auswahl_e.html

Motorway Database  
   Database of the junctions on every numbered motorway in Britain. Includes junction diagrams.
   http://www.cbrd.co.uk/motorway/

Autosnelwegen.net  
   Exits and route numbering in Belgium, Netherlands and Luxembourg (the Benelux region). In Dutch and English.
   http://www.autosnelwegen.net/intro.html

5 Minutes Away  
   Directory of services and facilities within five minutes of each U.K. motorway junction, including those within service areas. Entries include junction diagrams.
   http://www.5minutesaway.co.uk

Autostrada del Sole  
   Italy's A1 and A2 in 1965.
   http://mryamamoto.50megs.com/Autostrada_del_sole.html