![John Zemaitis, Jo Yetman Go Bioprene Across Lake Zürich In International Self-Transcendence Marathon-Schwimmen – World Open Water Swimming Association John Zemaitis, Jo Yetman Go Bioprene Across Lake Zürich In International Self-Transcendence Marathon-Schwimmen – World Open Water Swimming Association](https://openwaterswimming.com/wp-content/uploads/2020/12/zurich4.jpeg)
John Zemaitis, Jo Yetman Go Bioprene Across Lake Zürich In International Self-Transcendence Marathon-Schwimmen – World Open Water Swimming Association
![John Zemaitis, Jo Yetman Go Bioprene Across Lake Zürich In International Self-Transcendence Marathon-Schwimmen – World Open Water Swimming Association John Zemaitis, Jo Yetman Go Bioprene Across Lake Zürich In International Self-Transcendence Marathon-Schwimmen – World Open Water Swimming Association](https://openwaterswimming.com/wp-content/uploads/2020/12/zurich3.jpeg)
John Zemaitis, Jo Yetman Go Bioprene Across Lake Zürich In International Self-Transcendence Marathon-Schwimmen – World Open Water Swimming Association
![John Zemaitis, Jo Yetman Go Bioprene Across Lake Zürich In International Self-Transcendence Marathon-Schwimmen – World Open Water Swimming Association John Zemaitis, Jo Yetman Go Bioprene Across Lake Zürich In International Self-Transcendence Marathon-Schwimmen – World Open Water Swimming Association](https://openwaterswimming.com/wp-content/uploads/2020/12/zurich5.jpeg)