Witness' mother, Edita and her brother, Günter

František Sedlák with his grandparents

Mrs Nyplová's house today

A family photo

Edita Nyplová's parents

Milan Ján in 2021

Milan Ján's military book

Milan Štěpánek

At the military service, Milan Ján second from the left, 1972

At the military service, Milan Ján second from the left, 1973

At the military service, Milan Ján top right, 1972

With his wife Maria and daughter Pavlína, 1973

Departure for the military service, Milan Ján bottom left, 1971

At the military service, Milan Ján on the right, 1973

With his daughter Pavlína, 1970

Milan Ján in the military uniform, 1972

At the dog´s training camp, 1980s

The original house of the Spinler family in Dolní Dobrouč

Tomáš Lánczos as a student of geochemistry at Comenius University

Witness Tomáš Lánczos, current photograph

Tomáš Lánczos next to the Autana mountain, Venezuela, state of Amazonas, expedition in 2015

Tomáš Lánczos is also a passionate photographer

Tomáš Lánczos on the Akopán mesa, Venezuela, expedition, year 2015

Tomáš Lánczos on the Akopán mesa with Kamila Hrúzová, a doctoral student, Venezuela, expedition 2015

Tomáš Lánczos with Polish and Slovak speleologists at the entrance to the Demänová Cave of Peace (bottom right)