Furthest without flying, I've covered some decent ground actually:
N: Billund, Denmark
E: Martin, Slovakia
S: Siena, Italy
W: Arcachon, France
If we include flights it's a lot further ^^
N: Reykjavík, Iceland
E: Korfu, Greece
S: Oistins, Barbados
W: Sproat Lake, Vancouver Island, Canada
add a skeleton here at some point
about 2 months ago