Kars Alfrink
- leapfrog.nl
- Home city: Utrecht
- Kars's travels: 83,929 km (83,195km thus far, with 733km yet to go)
- has visited 16 cities (most often Utrecht, Lugano, San Francisco, Brighton and Surabaya)
- over 133 days (since June 12th 2007)
8.32
km/h is