A ceremony will take place at Cardigan Castle today, ahead of a major refurbishment of the site.
The £11m project will revamp the 900-year-old site into a facility for community and recreational use as well as for learning.
Campaigners still need to raise £150,000 to secure the project.
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Miker and Cynthia from Ystradgynlais flew out to the German city yesterday.
Fine and dry at first but becoming largely cloudy with outbreaks of rain or drizzle.
First Minister Carwyn Jones says Wales must not get a bad deal in Brexit negotiations. He was speaking at meeting of British-Irish Council.