The winner to host the WTC2023 is Greece! The final voting result: Greece 33 vs Turkey 14. The theme will be EXPANDING UNDERGROUND - Knowledge & Passion to Make a Positive Impact on the World. To learn more about the host city Athens and the Greek Tunnelling Society please visit https://athenswtc2023.gr/ . 06/21.
02.06.2025 Spain
04.06.2025 Norway
04.06.2025 Austria
05.06.2025 Iceland
05.06.2025 Italy
09.06.2025 Switzerland
13.06.2025 Austria
13.06.2025 Norway
16.06.2025 Spain
17.06.2025 Italy
17.06.2025 France
19.06.2025 France
19.06.2025 Italy
24.06.2025 Switzerland
27.06.2025 Switzerland
04.07.2025 Norway
28.07.2025 Brazil
