Eмисия новини
от 07.00 часа

Organized speleology in Bulgaria marks its 92nd anniversary

The beginnings of organized caving in Bulgaria were laid on 18 March, 1920. Since 1975 speleologists in this country have been entering information into a data base of Bulgarian caves – at this time it includes information and maps of more..

18.03.21 09:05 |
Всички новини: днес | вчера