Saint Nicholas Cathedral (Slovene: Stolnica svetega Nikolaja), commonly referred to as the Cathedral of Saint Nicholas or Ljubljana Cathedral, is a cathedral in Ljubljana, the capital of Slovenia. It is an easily recognizable landmark of the city with its green dome and twin towers and is located on Cyril and Methodius Square by the nearby Ljubljana Central Market and the Ljubljana town hall.

Source - Wikipedia http://en.wikipedia.org/wiki/Saint_Nicholas_Cathedral,_Ljubljana