TalTech, TALLINN, ESTONIA: Tallinn is the capital city of Estonia situated on the Baltic Sea. The official language is Estonian while Russian is also spoken by part of the population. At the forefront of cybersecurity, Tallinn hosts the NATO Cooperative Cyber Defence Centre of Excellence. It is home to more than 60 museums and galleries and the Black Nights Film Festival. More about Tallinn at visittallinn.ee/eng.