The <a href="https://en.wikipedia.org/wiki/Lower_East_Side_Tenement_National_Historic_Site" class="extiw" title="w:Lower East Side Tenement National Historic Site">Lower East Side Tenement Museum</a> at 97 Orchard Street, New York City.  Built by Prussian immigrant Lukas Glockner in 1863 it housed thousands of immigrants until 1935 when it was vacated, and later became a museum in 1988.
<a href="//commons.wikimedia.org/wiki/User:Fletcher6" title="User:Fletcher6">Fletcher6</a>
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<span class="int-own-work" lang="en">Own work</span>