Slovenia offers tourists a wide variety of natural and cultural amenities. Different forms of tourism have developed. The tourist gravitational area is considerably large, however the tourist market is small. There has been no large-scale tourism and no acute environmental pressures; in 2017, National Geographic Traveller's Magazine declared Slovenia as the country with the world's most sustainable tourism.Old town of leftThe nation's capital, Ljubljana, has many important Baroque and Vienna Secession buildings, with several important works of the native born architect Jože Plečnik and also his pupil, architect Edo Ravnikar.