hat
1998 Baikal Gwo twou san fon anba dlo Neutrino Teleskòp te lanse nan itilize ak nan jou sa a rete sèlman teleskòp nan aktif nan kalite li yo nan mond lan.
eng
1998 Baikal Deep Underwater Neutrino Telescope was launched into use and to this day remains the only active telescope of its kind in the world.