Barcelona is a leading destination for international students. It has around 20,000 foreign students in schools, international 40 Nearby, in the old quarter, is La Rambla. A stroll along this tree-lined street with its stores, flower stands, cafés, and restaurants is the best introduction to the city. At the end of the walkway lies the ultra-modern aquarium, the largest in Europe. The city is also famous for its nightlife. And for a break, it has beaches and is close to the mountains and forests. 15 colleges, and local universities. With its Roman remains, Gothic quarters, modern buildings, 45 and recent urban projects, Barcelona is one of the most architecturally striking and varied cities in Europe.