Siena

Basilica di San Domenico, Siena: Basilica di San Domenico is a large Gothic brick church built starting in 1226, notable as the site where Saint Catherine of Siena, one of Italy's most important religious figures, experienced several of her visions. Her preserved head and a finger relic are displayed in a chapel dedicated to her within the church. The building's stark, austere brick exterior and interior are typical of Sienese Gothic architecture, offering a plainer counterpoint to the more elaborately decorated Siena Cathedral across town. Its hilltop position also gives good views back over Siena's rooftops and the cathedral's striped bell tower, making the walk there worthwhile even independent of the church's religious significance.

Chianti is the rolling hill country between Siena and Florence, one of the world's most famous wine regions, known for the red wines made primarily from Sangiovese grapes under the Chianti Classico designation, marked by its black rooster symbol. The landscape of vineyards, olive groves, and cypress-lined roads is itself a major draw independent of the wine. Small medieval towns like Greve in Chianti, Radda, and Castellina dot the region, each with their own wine shops, small squares, and access to nearby estates offering tastings and cellar tours, many by appointment. As a day trip from Siena, a car or organized tour is close to essential given the spread-out nature of the wineries, and many visitors treat it as a leisurely half- to full-day outing built around two or three winery stops.

Museo Civico, Siena: The Museo Civico occupies rooms inside Siena's Palazzo Pubblico, the medieval town hall on Piazza del Campo, and holds the city's most important civic artworks, most famously Ambrogio Lorenzetti's Allegory of Good and Bad Government fresco cycle from the 1330s. The frescoes remain one of the most significant secular works of medieval Italian painting, illustrating the practical and moral consequences of just versus corrupt rule. Other notable rooms include the Sala del Mappamondo with Simone Martini's Maestà and equestrian portrait frescoes, giving a strong sense of Siena's artistic and political self-image at the height of its medieval power. A combined ticket with the adjoining Torre del Mangia is common, letting visitors pair the museum's paintings with the climb up the tower for views over the city.

Palazzo Piccolomini, Via Banchi di Sotto: Palazzo Piccolomini is a 15th-century Renaissance palace built for the powerful Piccolomini family, whose members included Pope Pius II, and stands out in Siena for its purely Florentine Renaissance style amid a cityscape otherwise dominated by Gothic architecture. Its architect is generally attributed to the circle of Bernardo Rossellino. The palace today houses the Archivio di Stato di Siena, the city's state archive, notable for its collection of the Tavolette di Biccherna, decorated wooden covers once used for the city's tax and account ledgers, painted by significant artists of their era as a form of civic art tied to bureaucratic record-keeping. Because it functions primarily as a working archive rather than a standard museum, visiting hours and access can be more limited than typical Siena sights, so it's worth checking ahead if the Biccherna covers are a specific interest.

Piazza del Campo is Siena's central square, a distinctive shell-shaped piazza sloping down toward the Palazzo Pubblico, laid out in the 13th-14th centuries and considered one of Europe's finest medieval public squares. Its brick paving is divided into nine sections, symbolizing the medieval government of the Nine that once ruled the city. Twice a year, in July and August, the square hosts the Palio di Siena, a fiercely competitive bareback horse race between the city's historic districts (contrade) that draws enormous local passion and crowds. Outside of Palio season, it's simply Siena's main gathering space, ringed by cafes and anchored by the Fonte Gaia fountain, a natural starting point for exploring the rest of the city on foot.

Piccolomini Library: The Piccolomini Library is a small room attached to Siena Cathedral, built in the late 15th century to house the book collection of Pope Pius II, a member of the Piccolomini family. Its walls are covered in vividly colored frescoes by Pinturicchio depicting scenes from Pius II's life, one of the best-preserved fresco cycles of its era due to the room's limited exposure to light and weather over the centuries. The library also holds a collection of illuminated choir books and a Roman-era sculpture of the Three Graces, standing at the room's center. Because it's a relatively small, enclosed space, the intensity of color and detail in the frescoes is especially striking up close, offering a different experience from the vast, wall-sized frescoes found elsewhere in Italy.

Siena Cathedral is a 13th-century Gothic church distinguished by its striped black-and-white marble facade and interior, and by an elaborately decorated inlaid marble floor covering the entire nave with 56 different panels depicting biblical and allegorical scenes, created over roughly two centuries. Parts of the floor are only uncovered for public viewing during limited periods each year. The cathedral was originally intended to be even larger, with an ambitious 14th-century expansion plan abandoned after the Black Death devastated Siena's population and finances; the unfinished wall of that planned expansion, the Facciatone, still stands nearby and can be climbed for views. The complex also includes the Piccolomini Library with its Pinturicchio frescoes and a museum housing works originally created for the cathedral, making a full visit to the whole Opera del Duomo complex a substantial undertaking.

Torre del Mangia: The Torre del Mangia is a 14th-century bell tower rising from the Palazzo Pubblico on Piazza del Campo, at just over 88 meters one of the tallest medieval towers in Italy, built deliberately to match the height of Siena Cathedral's dome as a statement of the civic government's equal standing with the church. Climbing its roughly 400 steps leads to a narrow platform at the top with a sweeping view over Piazza del Campo's distinctive shell shape and the surrounding Tuscan countryside. Because the staircase is narrow and access is limited to small groups at a time, visitor numbers are capped, and the climb, while shorter than Florence's dome, is still a genuine physical effort without an elevator.

Val d'Orcia is a valley of rolling clay hills, cypress-lined roads, and hilltop towns south of Siena, a UNESCO World Heritage cultural landscape celebrated for how thoroughly its agricultural land use reflects Renaissance ideals of an ordered, harmonious countryside. It's one of the most photographed rural landscapes in Italy. Towns within the valley include Pienza, a planned Renaissance town built for Pope Pius II, and Montalcino, known for Brunello di Montalcino wine, along with smaller villages and the Romanesque Sant'Antimo Abbey. Given the distance between towns and the largely rural, spread-out nature of the landscape, a car is close to essential, and most visitors treat it as a full-day driving loop through several towns rather than a single-site stop.