Il Duomo - Cathedral of Santa Maria del Fiore
Florence's most popular site is its Duomo (cathedral), the Cattedrale de Santa Maria del Fiore. The huge Gothic duomo was begun in 1296, consecrated in 1436, and holds 20,000 people. Its exterior, made of green, pink, and white marble, has several elaborate doors and interesting statues. Inside, Brunelleschi's Dome is a masterpiece of construction. NEED TO BUY TICKETS TO CLIMB THE 463 STEPS TO ITS TOP.
The Baptistery of John the Baptist, from the 11th century, is one of Florence's oldest buildings. Its exterior is made of green and white marble and has three sets of amazing bronze doors (reproductions - the originals are in the Duomo Museum, also worth a visit). Inside, you can see some mosaics and a marble pavement of the zodiac. In Piazza San Giovanni, off Piazza del Duomo, open 12:00-7:00 daily except holidays and 8:30-2:00 Sundays (ticket)..
Campinile - Bell Tower
The Campinile, bell tower, is in Piazza del Duomo. The first story was designed by Giotto and it is commonly called Giotto's Campinile. BUY A TICKET AND CLIMB AND CLIMB THE 414 STAIRS for great views of the Cathedral and its dome and the city of Florence and surroundings. Open 8:30 am – 7:30 pm..
Martha BakerjianThe Ponte Vecchio (old bridge), built in 1345, was Florence's first bridge across the Arno River and is the only surviving bridge from Florence's medieval days (others were destroyed in World War II). The Ponte Vecchio is still lined with shops selling gold and silver jewelry. From the bridge, you'll have a great view along the Arno River and beyond.
Galleria degli Uffizi
The Galleria degli Uffizi holds the world's most important collection of Renaissance art but it's also Italy's most crowded museum. You can buy tickets ahead to avoid long lines. The Uffizi holds thousands of paintings from medieval to modern times and many antique sculptures, illuminations, and tapestries. Artists whose works you'll see include Michelangelo, Giotto, Botticelli, Leonardo da Vinci, Perugino, and Raphael. Open Tuesday-Sunday, 8:15 am - 6:50 pm..
Galleria dell' Academia
Florence's Galleria dell' Academia holds important paintings and sculptures from the 13th-16th centuries. Michelangelo's David, probably the most famous sculpture in the world, is in the Galleria dell' Academia as well as other sculptures by Michelangelo. You'll also find an interesting collection of musical instruments, begun by the Medici family. Open Tuesday-Sunday, 8:15-6:50, sometimes later on Tuesdays in the summer..
Boboli Garden and Pitti Palace
Martha BakerjianCross the Ponte Vecchio to the Giardino di Boboli, a huge park on a hillside in the middle of Florence behind the Pitti Palace. Here you'll find beautiful gardens and fountains and a great view of Florence from the Forte Belvedere Open daily at 8:15 (except some Mondays in winter) with seasonal closing times.
The Pitti Palace, Florence's largest palazzo, was once the seat of the Medici family. You can visit 8 different galleries, including art, costumes, jewelry, and apartments.
Santa Croce, in Piazza Santa Croce, is the largest Franciscan church in Italy and holds the tombs of several important Florentines including Michelangelo and Dante. The vast interior contains some exceptional stained glass windows and frescoes. One of Brunelleschi's most important works, the Cappella dei Pazzi, is in Santa Croce. Admission includes the museum and tours given by volunteers when available. Audio tours are extra. Open Monday-Saturday, 9:30-5:30 and Sunday, 1-5:30.