Below is the welcome sign which greets you at the main entry near the gift shop. This gives an instant overview without being overwhelming, I find. They've used military colours without making it feel drab. Love the air force yellow you see as a highlight colour.
Check out the detail here on one of the triangular sectioned markers which are found dotted around: The screws have been painted so as not to jump out too much. At the top of the photo below you see a photo with 'camouflaged' screw head. Neat.
Next iteration: animated/video screen information points!