
The Academy Vivarium Novum in Rome is the only college in the world where students can spend one or more years immersed in Latin and Ancient Greek. These languages are spoken both in and outside of the classroom. The academy is directed by Luigi Miraglia, who according to the New Yorker magazine "speaks Latin more fluently than almost anyone else alive".

The American School of Classical Studies at Athens (ASCSA) is one of 17 foreign archaeological institutes in Athens, Greece. The center is a member of the Council of American Overseas Research Centers.

The British School at Athens (BSA) is an archaeological research institute, one of the eight British International Research Institutes supported by the British Academy. Under UK law it is a registered educational charity, which translates to a non-profit organisation in American and Greek law. It also is one of the 19 Foreign Archaeological Institutes defined by Hellenic Law No. 3028/2002, "On the Protection of Antiquities and Cultural Heritage in General," passed by the Greek Parliament in 2002. Under that law the 17 accredited foreign institutes may perform systematic excavation in Greece with the permission of the government.

The British School at Rome (BSR) is an interdisciplinary research centre supporting the arts, humanities and architecture.

The Canadian Institute in Greece (CIG) is one of the 17 foreign archaeological institutes operating in Athens, Greece.

The German Archaeological Institute at Athens is one of the 17 foreign archaeological institutes operating in Athens, Greece.

Studium Angelopolitanum is a non-profit educational organization, based in Puebla, Mexico and focused on promoting study and appreciation of classical languages and literature. It was founded in 2012 by professor Alexis Hellmer. It is modelled after Luigi Miraglia's Accademia Vivarium Novum in Rome. It is one of the very few places in Mexico to offer Latin lessons taught entirely in Latin.

The Swedish Institute at Athens was founded in 1946 and is one of 19 foreign archaeological institutes operating in Athens, Greece. The Institute is one of three Swedish research institutes in the Mediterranean, along with the Swedish Institute of Classical Studies in Rome and the Swedish Research Institute in Istanbul. Since 1976, the Swedish Institute at Athens is located on the corner of Mitseon and Kavalotti, near the New Acropolis Museum and several sites of historical importance. In 1975 the institute earned the status as a Foreign Archaeological School with the rights to conduct archaeological fieldwork in Greece. Besides the premises in Athens the institute has an office in Stockholm and a guesthouse in Kavalla. It also owns the Nordic Library along with the Danish Institute at Athens, the Finnish Institute at Athens and the Norwegian institute at Athens.

The Swiss School of Archaeology in Greece is one of the foreign archaeological institutes operating in Greece. Since 1964, the Swiss archaeologists have been excavating the remains of the ancient site of Eretria (Euboea), a medium-sized city which has extensively contributed to the development and the influence of the Greek civilisation. Hosted in Switzerland by the University of Lausanne, the Swiss School has its head office in Athens, in an Art Nouveau building at Odos Skaramanga 4B. The school has also offices in a 19th-century neoclassical house in Eretria, Odos Apostoli 15.