I've raised £2000 to break the Guinness World Record of visiting countries by bicycle in 7 days...

Organised by British Adventure Collective
Aaron and Paul hope to break the World Record in visiting more sovereign nations by bicycle than anyone has before. Setting out to beat the current record of 13 countries will be difficult, especially as they'll be entirely self supported. In order to ride through two countries every day for a week, they will need to ride in excess of 1800km.
Poland · Czech Republic · Slovakia · Austria · Hungary · Slovenia · Croatia · Bosnia & Herzegovina · Sebria · Montenegro · Kosovo · Albania · Macedonia · Bulgaria · Greece