Tickets Adult ticket for 1 to Alleyways and Courtyards of London Under 18 ticket for 1 to Alleyways and Courtyards of London General Info Date: various Sundays (select during purchase) Time: 1:30 p.m. - 3:00 p.m. Duration: 1 hour and 30 minutes Location: Cannon Street Underground Station Description Discover the secret delights of the Square Mile as you wander through ancient alleyways, past old churches and under imposing modern architecture in possibly the most surreal display of old and new you will ever see. On this trip, you will be gobsmacked by the scale of mighty structures like The Monument, Gherkin, Cheesegrater and Walkie Talkie, but also amazed by the ancient delights which still remain hidden in plain sight. All will be revealed on this amazing tour!