Being the 2nd largest city in Spain, Barcelona is the capital of Catalonia province. It has over 4 million inhabitants. It is a vibrant city that hosts thousands of tourists annually. It is home to university of Barcelona among others.

A human ecology course teaches students about sustainability and how geography, social constructs and even economics play a role. Students may benefit from an interdisciplinary study combined with real-life experience to understand the resources and communication needed to create a sustainable life.

Spain, officially the Kingdom of Spain, is a sovereign state and a member state of the European Union. It is located on the Iberian Peninsula in southwestern Europe. Spanish universities regulate access to their degrees, and they fix the academic fees. They can also offer unofficial postgraduate degrees. Madrid has the largest number of bars per capita of any European city and a very active nightlife.