The Scuola Internazionale Superiore di Studi Avanzati is an international, state-supported, post-graduate-education and research institute, located in Trieste, Italy.
SISSA is active in the fields of mathematics, physics, and neuroscience, offering both undergraduate and post-graduate courses.
Each year, about 70 PhD students are admitted to SISSA based on their scientific qualifications. SISSA also runs master's programs in the same areas, in collaboration with both Italian and other European universities.
Wikipedia https://en.wikipedia.org/wiki/International_School_for_Advanced_Studies
Coordinates 45°40'46.835" N 13°46'30.161" E