■ Distance: 7 miles/11.2km ■ Time: 4 hours ■  Grade: Moderate

■ Distance: 6½ miles/10.6km ■ Time: 3½ hours ■ Grade: Moderate

■ Distance: 5¼ miles/8.5km ■ Time: 2½ hours ■ Grade: Moderate

■ Distance: 6½ miles/10.5km ■ Time: 2½ hours ■ Grade: Moderate

■ Distance: 5¼ miles/8.5km ■ Time: 2½ hours ■ Grade: Easy

10 great sites for brilliant birdwatching