How to paint concrete fortifications

I have been quite busy lately with several projects, including a new series of books, and although my interest now leans more toward fantasy than historical subjects, I am still working on several World War II projects (stay tuned). The reason for this shift is a relatively new game, Trench Crusade, whose atmosphere, a haunting fusion of grimdark aesthetics, religious symbolism, and historical inspiration, has captivated thousands of hobbyists and painters. Its world, forged from the mud and madness of a holy war fought across endless trenches, evokes both fascination and dread. The mix of medieval devotion and early twentieth-century warfare…