The visitor to a restaurant in the Four Seasons Hotel near Hyde Park will be astonished to find a room there full of paintings by an Australian artist, Robert Campbell Junior, who died in 1993, aged 49.

ECONOMIST: Art in London restaurants

Meanwhile the Queen has hosted an event for British and foreign royals at the Mandarin Oriental Hotel, near Hyde Park, in central London.

BBC: Royal wedding: William greets fans ahead of wedding

The hotel, which has 420 rooms, 74 suites and 27 conference rooms, overlooks Hyde Park.

BBC: London's Grosvenor House hotel bought by Indian firm