<P> The city is famous for its rock - cut architecture and water conduit system . Another name for Petra is the Rose City due to the color of the stone out of which it is carved . It has been a UNESCO World Heritage Site since 1985 . UNESCO has described it as `` one of the most precious cultural properties of man 's cultural heritage '' . Petra is a symbol of Jordan , as well as Jordan 's most - visited tourist attraction . Tourist numbers peaked at 1 million in 2010 , the following period witnessed a slump due to regional instability . However , tourist numbers have picked up recently , and around 600,000 tourists visited the site in 2017 . </P>
<P> The city is famous for its rock - cut architecture and water conduit system . Another name for Petra is the Rose City due to the color of the stone out of which it is carved . It has been a UNESCO World Heritage Site since 1985 . UNESCO has described it as `` one of the most precious cultural properties of man 's cultural heritage '' . Petra is a symbol of Jordan , as well as Jordan 's most - visited tourist attraction . Tourist numbers peaked at 1 million in 2010 , the following period witnessed a slump due to regional instability . However , tourist numbers have picked up recently , and around 600,000 tourists visited the site in 2017 . </P>
where is petra the lost city of stone
where is petra the lost city of stone
Jordan
Jordan