Italy has the biggest number of UNESCO World Heritage Sites in the world. They have 53. Spain is second with 42. 

This article lists the 47 UNESCO World Heritage Sites in Italy.  They are ordered by when they were added to the list.

Order

1970s
Rock Drawings in Valcamonica — Rock drawings — 1979

1980s
Church and Dominican Convent of Santa Maria delle Grazie with the "Last Supper" by Leonardo da Vinci — A convent in Milan with the Renaissance Last Supper — 1980
Historic Centre of Rome, the Properties of the Holy See, and Basilica of Saint Paul Outside the Walls; shared with the Holy See — 1980, 1990
Historic Centre of Florence — 1982
Piazza del Duomo, Pisa — The Medieval Piazza plus the leaning Tower of Pisa — 1987, 2007
Venice and its lagoon — the city and the lagoon — 1987

1990s

Historic Centre of San Gimignano — 1990
The Sassi and the Park of the Rupestrian Churches of Matera — 1993
City of Vicenza and the Palladian Villas of the Veneto — Most of the Renaissance Venetian villas built by Andrea Palladio — 1994, 1996
Crespi d'Adda — 1995
Ferrara, City of the Renaissance, and its Po Delta — 1995, 1999
Historic Centre of Naples — 1995
Historic Centre of Siena — 1995
Castel del Monte, Andria (Bari) — The Medieval castle in Apulia — 1996
Early Christian Monuments of Ravenna — The many Paleochristian and Romanesque basilicas and buildings in the Emilian city — 1996
Historic Centre of the City of Pienza — 1996
The Trulli of Alberobello — The eccentric traditional houses of parts of Apulia; 1996
18th century Royal Palace of Caserta with the Park, the Aqueduct of Vanvitelli and the San Leucio Complex — 1997
Archaeological Area of Agrigento, Sicily — 1997
Archaeological Areas of Pompeii, Herculaneum and Torre Annunziata — 1997
Botanical Garden (Orto botanico di Padova), Padua — The oldest botanical garden in the world; 1997
Cathedral, Torre Civica and Piazza Grande, Modena — 1997
Amalfi Coast — the scenic Campanian coast with its several villages — 1997
Porto Venere, Cinque Terre, and their Islands (Palmaria, Tino and Tinetto) — 1997
Residences of the Royal House of Savoy (Turin and its province) — The Savoyard palaces in Piedmont — 1997
Su Nuraxi di Barumini, Sardinia — 1997
Villa Romana del Casale, Piazza Armerina, Sicily — 1997
Archaeological Area and the Patriarchal Basilica of Aquileia, Friuli-Venezia Giulia — 1998
Cilento and Vallo di Diano National Park with the Archæological sites of  Pæstum and Velia, and the Certosa di Padula — 1998
Historic Centre of Urbino — 1998
Villa Adriana (Tivoli) — Roman villa with its gardens — 1999

2000s
Assisi, the Basilica of San Francesco d'Assisi and other Franciscan Sites — 2000
City of Verona — 2000
Isole Eolie (Aeolian Islands), Sicily — 2000
Villa d'Este, Tivoli — The classic Renaissance villa, with beautiful water gardens — 2001
Late Baroque Towns of the Val di Noto; eight towns in South-Eastern Sicily: Caltagirone, Militello in Val di Catania, Catania, Modica, Noto, Palazzolo Acreide, Ragusa and Scicli — 2002
Sacri Monti of Piedmont and Lombardy — The several churches and religious centres in Lombardy; 2003
Etruscan Necropolises of Cerveteri and Tarquinia — 2004
Val d'Orcia — 2004
Syracuse and the Rocky Necropolis of Pantalica, Sicily — 2005
Genoa, Le Strade Nuove and the system of the Palazzi dei Rolli — 2006
Rhaetian Railway, shared with Switzerland — 2008
Mantua and Sabbioneta — 2008
The Dolomites — The majestic mountains in Veneto and Trentino-Alto Adige/Südtirol — 2009

2010s
Monte San Giorgio - Extension of the Italian border of Monte San Giorgio in Switzerland — 2010
Longobards in Italy, Places of Power (568-774 A.D.) — 2011
Prehistoric Pile dwellings around the Alps, shared with Austria, Germany, France, Slovenia, Switzerland — 2011

Gallery

References

Italy

Italy-related lists