Type of site
 Museum (68)
 Website (51)
 Cemetery (13)
 Archives (12)
 Memorial (6)
 ? (4)
 Memorial/Museum (1)
 Library (1)

Site by country
 USA (59)
 Germany (34)
 UK (28)
 Norway (6)
 Canada (6)
 Denmark (3)
 Australia (3)
 Sweden (3)
 South Africa (3)
 Italy (2)
 Finland (2)
 Netherlands (2)
 Greece (1)
 England (1)
 Ireland (1)
 Turkey (1)
 Estonia (1)
 New Zealand (1)

German U-boat at War Chronology