Greenwich: Discover the historical sites of Greenwich including the docks, the park and buildings. Tour ticket: Do something a little bit different with a spring summer walking tour from Sierra Walking Tours in London. Meeting Point: The tours meet at Cutty Sark DLR station and outside the London Orbital Slide. Olympic Park: Go back to 2012 and relive the amazing London Olympic Games through the Aquatic Centre, Orbital, Velodrome and Olympic Park! Valid: Tours are every Sun at 3pm. Spring summer: Enjoy London in the warmer seasons and see the green spaces around London landmarks. Spring Summer London Walking Tour | Green | Regional | Living Social