Same height images
HTML
<div class="row">
<div class="image bg1">
</div>
<div class="image bg2">
</div>
<div class="image bg3">
</div>
</div>
SCSS
.image {
float: left;
background-position: center center;
background-size: cover;
background-repeat: no-repeat;
width: 200px;
height: 120px;
}
.bg1 {
background-image: url(http://www.sftravel.com/sites/sftraveldev.prod.acquia-sites.com/files/styles/sft_390x675_dark/public/alternative-portraits/Skyline-San-Francisco-at-Dusk_2.jpg?itok=FTSuT4Sf×tamp=1515701696);
}
.bg2 {
background-image: url(https://lonelyplanetimages.imgix.net/a/g/hi/t/9cf024dfd5c0bcb2b17f4785340145ea-san-francisco.jpg?sharp=10&vib=20&w=2000);
}
.bg3 {
background-image: url(http://static4.uk.businessinsider.com/image/5ac39fa97708e9798137d136-1000/shutterstock566076799.jpg);
}