voluntary

The big one ended up not being in the mood for wandering around and exploring/learning, even though it had not been him who had been sick in the car on the way in despite the administration of a travel sickness pill. The excessively stupid route Google sent us along didn't help, taking at least an extra half hour to go to the back entrance on the far side of the river from the main site.
The general uncovered site was much more exposed and viewable than when we were last at Vindolanda, and the noises in the interactive exhibition centre thing a lot more tolerable.