I found it quite disconcerting, drinking a pint with Queen Boudicca and her Iceni warriors lurking behind me. I was in the Odd One Out, a quirky pub in Colchester and was getting used to finding histo

Distance: 7 miles/11.2km Time: 3½ hours Grade: Moderate

■ Distance: 6¼ miles/10km ■ Time: 3 hours ■ Grade: Moderate

Distance: 9½ miles/15.2km Time: 5 hours Grade: Challenging

■ Distance: 12 miles/19.5km ■ Time: 7 hours ■ Grade: Challenging

Distance: 6 miles/10km Time: 3 hours Grade: Moderate