“Dabas tūrisms ar Māri Olti | Koncerts ar Edgaru Rubeni” is an educational talk and concert at Sarkaņkalns in Rēzekne on 28 November 2026. At 16:00, biologist, nature researcher, traveller and television presenter Māris Olte will speak about nature tourism in Latvia, ways to discover biodiversity, and travelling while learning about the environment. Visitors can ask questions and join the discussion. At 17:00, guitarist and composer Edgars Rubenis presents the acoustic solo programme “Sāpju un draisku dejas” (“Pains And Boogies”), combining blues, experimental and contemporary music influences. Photography, video and audio recording may take place during the event for public information and illustrative purposes.