High dining in London’s Sky Garden – in pictures

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  Above, visitors to the Sky Garden at 20 Fenchurch Street, which is also known as the Walkie Talkie building for its swollen, top heavy shape. Peter Macdiarmid / Getty Images

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  A visitor looks at the view from the Sky Garden terrace at 20 Fenchurch Street. Peter Macdiarmid / Getty Images

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  The Sky Garden has been compared to an airport because of the steel cage enveloping it. Peter Macdiarmid / Getty Images

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  There have been complaints the Walkie Talkie's concave shape was channelling the sun's rays into a concentrated beam onto adjoining Eastcheap Street. Peter Macdiarmid / Getty Images

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  Strips of terraced garden flank restaurants at the Sky Garden. Peter Macdiarmid / Getty Images

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  Visitors to the Sky Garden at 20 Fenchurch Street enjoy the view looking towards St Paul’s Cathedral. Peter Macdiarmid / Getty Images

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  Visitors must book tickets in advance to access the Sky Garden, with each ticket with a limit of 1.5 hours from entry. Peter Macdiarmid / Getty Images

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  A visitor looks at the view from the Sky Garden terrace at 20 Fenchurch Street. Peter Macdiarmid / Getty Images

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  20 Fenchurch Street towers above more traditional buildings. Peter Macdiarmid / Getty Images

The Sky Garden at 20 Fenchurch Street - the latest skyscraper in London’s City financial district where - is now open to the public via advanced online booking and has been getting reviews, some as similarly critical to the building itself.