Mark Brocklehurst: The balloon now arriving at Platform 1
Mark Brocklehurst: The Tate Modern
Mark Brocklehurst: Decisions, decisions, decisions
Mark Brocklehurst: St Paul's Cathedral poking through
Mark Brocklehurst: A trick on the eye
Mark Brocklehurst: Not quite what it seems!
Mark Brocklehurst: Through the gap
Mark Brocklehurst: Tower of London Tourist Entrance
Mark Brocklehurst: And then there's a house!
Mark Brocklehurst: Tower Bridge
Mark Brocklehurst: Back down the Thames
Mark Brocklehurst: Working together for a cleaner Thames
Mark Brocklehurst: The Tower of London
Mark Brocklehurst: Towering in the gloom
Mark Brocklehurst: Thames-side St Paul's
Mark Brocklehurst: Messing about on the river
Mark Brocklehurst: When in Rome
Mark Brocklehurst: A city going about it's business!
Mark Brocklehurst: Caught the eye
Mark Brocklehurst: Touristville
Mark Brocklehurst: Home to perhaps the greatest lines in "Doctor Who"
Mark Brocklehurst: Great War Tribute
Mark Brocklehurst: You wait for one bus...
Mark Brocklehurst: Holding steady
Mark Brocklehurst: The Fountain and The Wheel
Mark Brocklehurst: Incoming 1
Mark Brocklehurst: Incoming 2
Mark Brocklehurst: Incoming 3
Mark Brocklehurst: Incoming 4