Your tax dollars (really very very few of them) at work doing Very Cool Things:
"Explore the many ways the Library of Congress provides machine-readable access to its digital collections
The redesigned https://data.labs.loc.gov, where we will begin sharing Library of Congress’ free-to-use exploratory data packages, a data publishing format that combines normalized metadata, metadata enrichments, media files, standardized documentation, narrative context, and code samples."
I mean, if you pay US taxes. If not use it anyway, moocher