Door hinges at Iolani Palace
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/25024731@N00">Patrick Connelly</a>
CC BY-SA 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/grepsy/21733988645/">Door hinges</a>