His cultural palace, as some experts call it, host a congress centre with some 600 places, exhibition halls, cafes and garages located at about 12, 000 square meters. He is also satisfied with the first price that he swept at the 'Archideya' contest, where he presented a special cultural building that would need EUR 10 M for its construction. Todor is very proud with his participation in the first Internet architecture contest. The Bulgarian teenager usually creates small houses, but at present the young architect is working on the construction of a business centre. No one believed he was just a student at the Construction technical school 'Hristo Botev' in Sofia. Todor was invited to join the organization at the age of 15 after presenting models of the small and energy economic flats at a special exhibition. Bulgarian teen Todor Nanchev is the youngest member of the International Sustainable Energy Organization.