Mumbai is all set to welcome US President Barack Obama, who will arrive in Mumbai tomorrow on the first leg of his three-day maiden visit to the country. President Obama is likely to be welcomed by a host of dignitaries, US citizens in Mumbai and others, when he lands at the Chhatrapati Shivaji International Airport tomorrow afternoon. The President and First Lady Michelle will board a helicopter from the airport to INS Shikra, a naval air station and helicopter base in South Mumbai, from where they will travel by road to Taj.The choice of Taj Hotel, the epicentre of the 26/11 Mumbai terror attacks, for his two-day stay has been described by President Obama as a “tribute to the resilience of the Indian people” and to underscore the shared commitment of the two countries to counter terrorism. After checking in at the hotel Taj, President Obama will give his opening remarks to commemorate 26/11 attacks. He will pay his respects to the victims and sign the guest book.The US President, who is the follower of Gandhian philosophy, will then visit the Gandhi Museum at Mani Bhawan to honour the memory of the father of the nation. He will then attend a business summit organised by the US-India Business Council, participate in roundtable conferences with entrepreneurs and US CEOs and deliver a speech at Hotel Trident, another target of 26/11 attack. President Obama is expected to make a pitch for greater access to US companies to Indian market, particularly in financial and retail sectors, at the summit.On Sunday, the US President will visit the Holy Name School in Colaba and participate in Diwali celebrations with the school children. President Obama is scheduled to attend an Agricultural Exposition and the Open Government and Technology Exposition and also interact with university students at St. Xavier's college, before leaving for New Delhi in the afternoon.A massive three dimensional security – land, air and water – has been put in place for the visit with thousands of personnel from US Secret Service, Indian intelligence agencies, anti-terror Force One commandos and local police deployed. Indian Navy and Coast Guard vessels patrol the Mumbai coastline even as warships including US Navy's Peleliu, an amphibious assault ship, carrying choppers, are in the Indian waters off the Mumbai harbour. The Gateway of India sea front has been sanitised and all boats and ferry services from there have been suspended from November 5-8. President Obama will arrive in Delhi on Sunday afternoon. In the capital, he will have talks with Prime Minster Dr.man Mohan Singh on Monday and address the Members of both Houses of Parliament in the historic Central Hall in the evening.The US President is accompanied by a high-level delegation including, first lady Michelle Obama, National Security Advisor Tom Donillon, the Commerce, Treasury and Agriculture secretaries, USAID Administrator apart from a large business delegation. Ahead of Obama's visit, Foreign Secretary Nirupama Rao has said that the visit will reflect the essential continuity in the relationship between the two countries and provide an opportunity for highlighting the shared values of democracy, openness, pluralism and fundamental freedom which form the bed rock of their strategic partnership. The two sides will also sign a number of pacts to further deepen their co-operation in the areas of agriculture, clean energy, education and health.