 Trosky 514 m nelu oké osimiri, na map a kọrọ elu 488 bụ neovolcanic ugwu na nnukwu ụlọ emebi Trosky na-akpọ na PLA Czech Paradise, odika netiti Turnov na Jicin, cadastral obodo na district Troskovice Semily Liberec mpaghara. 