The actual image is 1280 x 716

examples/css/fixed-image.css
#city-view {
  border: solid;
}

examples/css/fixed-image.html
<html>
<head>
<title>Image</title>
<link rel='stylesheet' href='fixed-image.css' />
</head>
<body>
<div id="city-view">
<img src="../img/austin-yapc-1280x716.jpg" alt="Austin"/>
</div>
</body>
</html>