April 30 — May 4, 2004 I passed the 181-expedition in the Lower Volga region, organized by the regional group "Saratov-Kosmopoisk." It has been thoroughly examined about 230 m of caves (out of more than 3 km and more just did not have time because of the time spent on the geological survey (found unique outputs aragonite). Observations of the sky as part of the "Week UFOseti" were almost useless (Rains ), only 30.04 at 21.17 pm in the clouds, it was noted "something unidentifiable" — UFO or fireball — witness opinions are divided. disappeared strange body instantly and silently, with the possible range. took part in the expedition of 14 people (3 adults and 11 students) . researches in this area will continue.