Claudia Markward

Claudia Markward is a German open water swimmer who completed a two-way crossing of the Beltquerung in 10 hours 22 minutes, a swim across the Fehmarn Belt in the Baltic Sea between Denmark and Germany.

External links

• The Beltquerung official website
• A Short List of Marathon Swims
• Swimming From Country To Country, Continent To Continent
• From Leisure Swimmer To 6 Hours In 4 Days
• World Open Water Swimming Association
• Open Water Swimming
• Marathon Swimming
• Daily News of Open Water Swimming