The Audio Travel Guide service is available for free through a simple call to the phone number 19000 or +35 982 518860:
1. Call 19000.
2. Key in the landmark code.
3. Listen to audio-guide.
  AudioTravelGuide offers descriptions of over 1,500 landmarks in Romania and Bulgaria.
  AudioTravelGuide is available 24 hours out of 24, without necessarily being in the location for which you want to listen the guide.