Its research activities focus on three main themes: human and social sciences, life sciences and medicine, and environmental sciences. UNIL lays great store by the quality and innovation of its teaching. The university has close ties with business enterprises, organisations, and public authorities in Switzerland and worldwide. University scholarships include External Funding GGC Scholarships and Aga Khan Foundation International Scholarship Programme. Lausanne is the world headquarters of the Olympics, and an Olympic museum is among its most popular tourist attractions. The Romans established a trading colony here in the first century BC, and by the Middle Ages, Lausanne’s cathedral was already important as a pilgrimage stop on the Way of St. James.