Astounding Japanese Highways, Bridges and Interchanges
source site - Dark Roasted Blend: Astounding Japanese Highways, Bridges and Interchanges

Japan saw most of its infrastructure bombed back to the stone age in the final years of World War II, which makes the country's post-war rejuvenation all the more astounding. Huge, complex public works projects saw a concrete & steel web of highways, bridges and interchanges blossom from the wreckage of war.
Today, shaped by the demands of restrictive space and economic boom & bust, Japan's hardened transportation arteries display artistic forms that go far beyond their functions.
Japan - because of the high population and limited land area - has some of the world's most amazing sights when i comes to road systems. their roads tends to go upwards and will often stack upon each other. i wonder if middle ring road 2 issues are commonplace there.
check this out.