In June 2010, William and his brother visited Botswana, Lesotho, and South Africa, visiting projects relating to wildlife, sport, and young children. In November 2010, he attended a memorial service held on Remembrance Day at Camp Bastion, Afghanistan. In March 2011, William visited Christchurch, New Zealand, shortly after the earthquake, and spoke at the memorial service at Hagley Park on behalf of his grandmother. He also travelled to Australia to visit areas affected by flooding in Queensland and Victoria. In May 2011, the Duke and Duchess of Cambridge met with U.S President Barack Obama and First Lady Michelle Obama at Buckingham Palace. The couple toured Canada in summer 2011, attending Canada Day celebrations on Parliament Hill. On 2 November, the Duke and Duchess visited the UNICEF Supply Division for malnourished children in Copenhagen, Denmark.