<Tr> <Th_colspan="2"> Towel Day </Th> </Tr> <Tr> <Td_colspan="2"> Towel Day 2005, Innsbruck, Austria, where, by his own account, Adams got the inspiration to write the Guide </Td> </Tr> <Tr> <Th> Official name </Th> <Td> Towel Day </Td> </Tr> <Tr> <Th> Observed by </Th> <Td> fans of the author Douglas Adams </Td> </Tr>

Hitchhiker guide always know where your towel is