I'll tell you what you need to know! Rent an automatic! Buy the insurance! Rent a car with a boot! (trunk) Take a map. GPS is iffy. Although, I must admit, it's a lot of fun getting lost! Driving in Ireland - Things You Should Know
The Adventure Cycling Route Network features rural and low-traffic bicycling routes through some of the most scenic and historically significant terrain in North America -- over miles of cycling routes!