• bikes (27)
• bus (8)
• cars (10)
• hitch-hiking (6)
• subways (2)
• trains (11)

BIKES

• Best European Bicycle Maps - list of maps for bicycle touring in 24 European countries
• Bicycle Maintenance Guide - includes a packing list designed for cyclists, airline and train tips, and also comments on good and bad airlines for taking your bike
• Bicycle Tour Checklist - a minimal packing list for cyclists
• GORP Cycling - strategies for packing for bike tours, including what to pack, how to pack and where to put it all. An essential resource if you plan to travel by bike!
• Travel-by-Cycle - useful site specializing in traveling by bicycle
• Travel With Bicycles - information on getting your bike there and taking it on trains
• Trento - a collection of pieces of information about bicycle touring and off-road (mountain) biking in Europe and the Mediterranean
• Warm Showers List - list of internet cyclists who offer hospitality to touring cyclists. Submit your name into the data-base too.
• Yahoo! - Yahoo's offering of bike-travel sites

Tour Companies

• Australia & New Zealand Bicycle Touring
• Bicycle Africa Tours
• Bicycle Beano Cycling Holidays - cycling vacations in England and Wales
• Ciclismo Classico - specializing in unique and educational cycling tours in Italy for all ages and abilities, they offer 29 bicycling, walking and skiing itineraries
• CycleWest Ireland Tours
• Discover France Biking
• Erickson Cycle Tours, Inc - European road bike tours
• Europeds - bicycling and walking tours In France, Switzerland, And Italy
• EuroBike Tours
• Hotel San Diego - El Hotel de los Ciclistas - Mallorca, Spain
• Italian Cycling Center - cycling tours in Italy
• Killary Tours - bicycle tours in Ireland
• La Corsa Tours - challenging bike tours in Italy, France, Spain & Scotland
• ROC - Remote Outback Cycle Tours, these guys combine mountain biking with four wheel driving in order to cater to those adventurers who crave more than just a ‘bus tour’
• Shannon Cycle Center - bicycle tours in Ireland
• The Chain Gang Cycling Tours - offer guided bike tours in four of the most fascinating regions of France - the Dordogne, a Bordeaux wine trail, Provence and the Loire Valley.
• Travel Innovations - worldwide touring and mountain bike trips
• Vannes Cyclo Randonneurs - tour the "Golfe du Morbihan" in south of Brittany in France

BUS

• Baz Bus - hop-on, hop-off bus service in South Africa
• Busabout Europe - 'the flexible coach network designed for independent travelers looking for an economical, safe and reliable way to see Europe'
• Busweb - list of European coach companies
• Eurolines - Europe's express coach service
• Fez Travel Turkey - a great little bus company that offers an efficient way to travel around in Turkey. Site includes routes, prices and photographs from past trips.
• GreenTortoise - tour the wonders of North and Central America aboard one of their legendary sleeper coaches
• Moose Run - for backpackers and adventure travelers moving about in Canada
• Radical Travel Network - the Blarney Bus, Haggis and Border Raiders bus network

CARS

• Auto Europe - offers auto rentals, discounted airfare, and hotel packages worldwide
• European International Road Signs and Conventions  
• Moto Europa - useful resource to help you when driving in Europe
• Traveling in Australia By Car - lots of useful information for adventure travelers looking to buy or rent a car and drive their way around the country.

Rental Companies

• Alamo
• Avis
• Budget
• Dollar
• Hertz
• Thrifty

HITCH-HIKING

• Eurolift - find passengers and drivers to share rides in Europe
• Hitch-hiking hearsay - a CDTG article that may help you gain some insight into the ups and downs of hitching
• Suite 101 - an intelligent collection of hitch-hiking stories, experiences and links to other hitching sites
• Hitch-hiker's Accommodation Database - a place to post and find places to stay while hitch-hiking
• Hitch-hikers - new message board to help match up hitch-hikers and empty car seats in Europe
• Move to Everywhere - a beginner's guide to hitching

SUBWAYS

• MetroPlanet - exceptionally detailed and complete guides to metro systems on each continent
• The Subway Page - links to what must be every site and subway map on the internet

TRAINS

• BritRail - Eurail doesn't run in Britain, but BritRail does
• Deutsche Rail - official web page for the German rail system. Also has information for other European countries.
• Eurail - the famous inter-Europe train service. Find information and train-travel tips and book tickets online.
• European Rail Information - extensive list of rail services all over Europe
• Europe on Rail - sales of Britrail, Eurorail and Eurostar tickets and reservations
• Europrail International - North American source for European Railpasses, complete with fares, rail maps and schedules
• Eurostar - the lightning-fast route from London to Paris or Brussels through the Chunnel. Includes current prices as well. The site loads slow, but it has all the info. you'll need.
• New Zealand Train Travel - New Zealand's railway system
• Rail Europe - "Your one-stop source for European Travel"
• RailPage - Australia's railway system
• Railpass - the famous inter-Europe train service. Find information and train-travel tips and book tickets online.