What is Towel Day? Why is it 25th May? The Douglas Adam celebration day explained | Radio Times
The Douglas Adams & H2G2 memorabilia page
Wilkes County Public Library - Are you a Hoopy Frood? Do you know where your towel is? You may want to grab it and join our Towel Day Fashion Contest! Rules: 1)
Towel Day: Douglas Adams remembered across the globe | Douglas Adams | The Guardian