These are some of the strangest structures that communist regimes left behind

Mid-20th-century architecture is not remembered fondly anywhere in the world. And that's especially true in former communist countries of Europe and Central Asia, where it seems like architects following a passing fad were allowed to do whatever they wanted. The result was some bizarre and amazing-looking structures, at least a dozen of which are still standing 25 years after the fall of the Berlin Wall. The "Monument to the Revolution" built in Croatia (then Yugoslavia) is an abstract sculpture...