smith field meat market
Big meat market in London, used since XI century.
The Soho Manufactory, at Birmingham, England, used steam power but was build in XVIII century. That mean before the "steam power" of Civ.
Can be used as an early factory (added to the normal one), or add a ressource bonuse, or add a free factories, etc.
Spoutnik. Today, with the US culture spawned all around (movies, books...), we forgot what marvelous thing was Spoutnik. It was a "shock" nearly only in USA.
The little "bip bip" evend replaced songs in radios for a time. It was really, more than Apollo, the sign of a new era : Something was changed.
Can replace Apollo, make an early Apollo, make a Russian Apollo flavor, etc.