One of the oldest cities in America and known as the “City of Brotherly Love,” Philadelphia is Pennsylvania’s largest city and the birthplace of America’s modern democracy. Founded as a Quaker colony which promoted religious freedom, today visitors can enjoy a wealth of attractions including great museums, parks and the country’s oldest zoo. Philadelphia is a vibrant mix of colonial architecture, historic monuments, skyscrapers and street art. See the famous Liberty Bell at the Independence National Historical Park and visit one of the many art galleries in the city. Don’t leave without trying a cheesesteak sandwich at the Reading Terminal Market.