Decorative ventilation grates for the <a href="https://en.wikipedia.org/wiki/IND_Queens_Boulevard_Line" class="extiw" title="w:IND Queens Boulevard Line">IND Queens Boulevard Line</a> subway along the north side of Hillside Avenue between 164th and 165th Streets in Jamaica, Queens. The grates are raised to prevent water from entering the subway, in order to combat flooding. Similar grates are located along the line in western Queens (Elmhurst, Jackson Heights, Woodside).
<a href="//commons.wikimedia.org/wiki/User:Tdorante10" title="User:Tdorante10">Tdorante10</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>