Residents of Crna Trava are regionally famous as the best builders, which are colloquially described as the builders who "built half of Yugoslavia: University of Belgrade Faculty of Philosophy, University of Belgrade Faculty of Law, Stari dvor, Novi dvor, Government of Serbia, Princess Ljubica's Residence, Kafana Dva Jelena in Skadarlija, Hotel Moskva, Hotel Bristol, factory chimneys over 300 meters tall, and countless other.