Tags: #monochrome, #drawing, #grey, #uk, #illustration, #landmark, #architecture, #building, #England, #line drawing, #monument, #digital drawing, #sketch, #architectural details, #medieval, #castle, #illustrator, #Adam Regester, #pen and ink drawing, #pen art, #tourist attraction, #colour pop, #pen and ink, #monochromatic, #architectural, #illustration pen art, #monochrome illustration, #traditional architecture, #architectural sketch, #architectural drawing, #tourist location, #period architecture, #listed building, #pale grey, #tourist destination, #Leeds, #Leeds Castle, #Kent