I loved to go hunting out in the woods and hiking, and that's just not easy anymore. For me, to walk up and down hills in the rough terrain, it just doesn't work very well. It can, but it's three times as hard as it used to be.
The most interesting place by far was Afghanistan. Just because it is a place that I cannot see myself living. The hardness of the people and the history of the country is just so completely intense.
I had a wonderful contact, especially with Uncle Bert who was an angel and led the whole group over to my side of a steep ravine I could not cross to get over to them.
The political process is rough and tumble by definition, and being grounded in faith in a Higher Power has proven helpful in navigating the difficult terrain.
Perhaps the most difficult thing is shooting scenes set 6,000 feet up in the mountains of Mexico.
The only very rugged part of the route is in crossing the Big Horn mountain, which is about 30 miles wide.
Roads are not practical in Africa.
When we fight upstream against a rocky undercurrent, every foothold takes on a kind of urgency.
Maputo is a difficult place to play.
After an unremitting and severe labour of two days, we returned to our old encampment with the loss of some of my horses, and my men excessively fatigued.
Afghanistan's winters in the north are legendarily harsh, and southern Afghanistan, by contrast, is bleak desert. These difficulties are compounded by the fact that Afghanistan is one of the world's most heavily mined countries.
The trails in South Africa are completely different to Europe: dusty and loose surface.
Always get over heavy ground as lightly as you can.