Luckily, you don't have to go far to find them too, as just 90 minutes from the city is Halnaker Tree Tunnel in a hamlet near Chichester ... so if you just want a short walk, it's ideal. If not, there ...

Country Living praised the Halnaker tree tunnel as an "incredible sight to ... This is part of the route going towards ...

The profile adds: "There is a lovely start, along a tree tunnel to the windmill. The walk passes through woodland and open country and gives the option to visit Halnaker windmill." Along the way ...