Complex sentence: Stresa has hosted some of the most wealthy and powerful persons in Europe and boasts several prominent villas from the late 19th and early 20th centuries such as villa Dell'Orto commissioned by the painter Liberto Dell'Orto and designed by Boffi.
Split into simpler sentences: Stresa has hosted some of the most wealthy and powerful persons in Europe reflected in the number of villas. Further prominent villas were built in the late 19th and early 20th centuries such as Villa Dell'Orto commissioned by the painter Liberto Dell'Orto and designed by Boffi.