All the tourist attractions are grouped together in four zones, all of which can be easily visited on foot. The geographical and historical fulcrum of Florence is recognised as those parts which contains the city's Duomo, the Santa Croce district,the north zone of San Lorenzo and San Marco, the zone running from the Santa Maria Novella train station to the west to the Piazza della Repubblica, Ponte Vecchio, Mercato Nuovo and in the district of Oltrarno with the Pitti Place, Santo Spirito, the Boboli Gardens and the Santa Maria del Carmine Church.