The University of Maryland, Baltimore County (UMBC) is a public research university in Baltimore County, Maryland, specializing in natural sciences and engineering, as well as programs in the liberal arts and social sciences. Baltimore the largest city in Maryland, and the 30th-most populous city in the United States. The University mascot is a Chesapeake Bay Retriever, named “True Grit”, the costumed mascot was alternately known as "Fever the Retriever" in the late 1990s and the University even had a live mascot once, named Campus Sam. Inspired by the school mascot, the school's sports teams are also called the Retrievers, with colours black and gold. Baltimore is almost completely surrounded by Baltimore County, but is politically independent of it. The city is home to the Johns Hopkins Hospital, numerous restaurants, theatre groups and farmers markets. Locally, the Charleston, Woodberry Kitchen, and the Charm City Cakes bakery were once featured on the Food Network's Ace of Cakes, and in 2015 Baltimore was ranked second in a list of the 17 best food cities in the country. Baltimore city, along with its surrounding regions, is home to a unique local dialect and is the last place in America where one can still find arabbers, also known as vendors who sell fresh fruits and vegetables from a horse-drawn cart that goes up and down neighbourhood streets.