The Bulgarian Ministry of Foreign Affairs has declared September 30 as Open Doors Day. Those who choose to spend part of the day at the Foreign Ministry will be able to see the so-called Black Marble lobby,  through which hundreds of official foreign delegations have passed, and familiarize themselves with the work of the various directorates. 

During the day, the State Cultural Institute to the Minister of Foreign Affairs will organize interesting tours where guests will be able to learn more about the links between culture and diplomacy. Entry to the ministry's premises is organized in three time slots – from 10:00 am to 12:00 pm, from 12:00 pm to 14:00 pm and from 14:00 pm to 16:00 pm. Visitors need to fill in the following form: https://docs.google.com/forms/d/e/1FAIpQLSc04nmoS9mXhJbJVgcXJB36QpNsd89MBgwNiGxUxyQROf__lg/viewform.