<div class="container">
  <div class="single-container">
    <img src="https://imagesvc.timeincapp.com/v3/mm/image?url=https%3A%2F%2Ftimedotcom.files.wordpress.com%2F2014%2F11%2F84146440.jpg&w=800&q=85" alt="">
    <h2>I'm trying to not make this more than image width.</h2>
  </div>
    <div class="single-container">
    <img class="img2" src="https://imagesvc.timeincapp.com/v3/mm/image?url=https%3A%2F%2Ftimedotcom.files.wordpress.com%2F2014%2F11%2F84146440.jpg&w=800&q=85" alt="">
    <h2>I'm trying to not make this more than image width.</h2>
  </div>
    <div class="single-container">
    <img src="https://imagesvc.timeincapp.com/v3/mm/image?url=https%3A%2F%2Ftimedotcom.files.wordpress.com%2F2014%2F11%2F84146440.jpg&w=800&q=85" alt="">
    <h2>I'm trying to not make this more than image width.</h2>
  </div>
</div>

.container {
  display: flex;
  flex-direction: row;
}

img {
  height: 20vh;
}

.single-container {
  display:table;
  width: 0;
 }