A wall of used standard-gauge railroad sleepers, 2.8m high, with rusty steel I-beams as support posts.
The spline randomises 4 different repeating units every time a spline point is moved. LOD meshes contain 86 and 14 triangles plus 1 texture material, culled at a nominal 1200m. Requested by Poolboy. Made in 3DS Max 2009.