| Mystery |
| How did prisoners learn to make porridge? |
| Where was the camp telephone situated during WW2? Commandants Office? |
| Why are some huts built higher than others, with a thicker base? |
| When did Italian arrive and leave? |
| Was debating a regular activity in Germany during 1930s? |
| How did mail for a POW get to the right camp? |
| Where did stories of High Security and Nazi 2 emanate? Any evidence of these in WW2? |
| Why were Administration Mess huts built to east, outside the square? |
| What use was made of camp between 1948 and 1954 ? |
| How did some prisoners obtain a camera and film ? |
| Where did the sketch books used by cartoonist come from? Standard issue by whom? |
| What NATO exercises used the camp, when and how? |
| Where and How did prisoners get tools for wood carving? |
| Where did Peter the cartoon painter go after leaving Camp21? |
| Was a wire fence built to contain the Sports Ground in WW2? |
| How many escaped from the camp? Were any not recaptured? |
| Did each compound have a hut 32, if so where was it and what purpose? |
| Where was Compound E as listed in ICRC Report of June 1944? |
| Did Germany send Red Cross Parcels to their men held in UK? |
| When were compounds C + D combined into D ? |
| When did G-plan furniture replace previous metal range ? |
| Were WW2 hut numbers same as 1957 MoD numbers ? |
| What rank did highest rated prisoner hold? |
| What does word Cultybraggan mean? |
| How many died at the camp during WW2? |
| Where were the first 25 camps built to hold Italians? How were they numbered? |
| How many prisoners passed through Camp 21 during WW2 up till 1947? |
| How many Hamish Hendersons were there and doing what? |
| |