Event date: 10.04.2024Number: 8659073The International RUSSIA EXPO Exhibition and Forum. Presentation of the II GeoChallenge International Geological Championship at pavilion B, Nature City (Russian Ministry of Nature).Event: RUSSIA EXPO. Presentation of II GeoChallenge International Geological ChampionshipAuthor: Kristina KormilitsynaSource: Host photo agency RIA NovostiLocation: Moscow, Russia