London,Surrey and Hants.

Cask

Oakham OPA
Loddon Hallabalo
Howling Hops Lock The Gates*
Bad Seed Contact Point
Anspatch & Hobday Summer Pale
Dark Star Orbiter
Harveys Dark Mild*
Disruption Azacca*
Milestone New World Pale
Stockport Stock Porter
Slaughterhouse Altbier*
Gun Project Babylon*
Georges Checkpoint Charlie
Ascot Grumpy Landlord


Keg

Siren/Big Smoke Cosmic Collider*
Pollys Sound Surrender*
Pollys Butterfly Effect*
Pressure Drop Pale Fire
Five Points XPA
Beavertown Neckoil
Verdant Light Bulb
Deya Steady Rolling Man*
Disruption Chaos More Chaos*

Much as Bucking Fastard found, I was forced onto keg through lack of cask in some venues in London, though in the main good keg. Cask quality was mixed but provided BOTW in the form of Howling Hops Lock The Gates, a really tasty pale ale enjoyed in The Harp.