Bri hospital service tunnel st michaels hill, bristol, united kingdom (uk).
Bri hospital service tunnel st michaels hill, bristol, united kingdom (uk).
Bri hospital service tunnel st michaels hill, bristol, united kingdom (uk).
Bri hospital service tunnel st michaels hill, bristol, united kingdom (uk).
Bri hospital service tunnel st michaels hill entrance, bristol, united kingdom (uk).
Guide to urban underground Bristol.