How about the Great North Way - Potters Bar to Letchworth - lunch then back
http://www.greatnorthway.org.uk/
32 miles each way, but first you have to get to Potters Bar.
@Shannonball started
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How about the Great North Way - Potters Bar to Letchworth - lunch then back
http://www.greatnorthway.org.uk/
32 miles each way, but first you have to get to Potters Bar.