Palazzo Reale di Caserta con il parco, acquedotto di Vanvitelli e complesso di San Leucio

This monumental 18th-century royal residence ranks among Europe's most impressive Baroque complexes, with 1,200 lavishly decorated rooms and a 120-hectare park. The Vanvitelli aqueduct, spanning 38 km, demonstrates remarkable engineering, while the San Leucio complex pioneered planned industrial communities in Europe.