JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css">
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.2.0/jquery.min.js"></script>
<div class="row">
              <div class="col-lg-4 col-md-4 col-sm-6 col-xs-6">
                <div class="thumbnail">
                  <img src="img/3.jpg">
                  <div class="caption">
                    <h5>Lorem ipsum dolor sit amet</h5>
                      <a href="#" class="uppercase bold">recipe</a>
                  </div>
                </div>
              </div>  
              <div class="col-lg-4 col-md-4 col-sm-6 col-xs-6">
                <div class="thumbnail">
                  <img src="img/3.jpg">
                  <div class="caption">
                    <h1>how to</h1>
                      <a href="#" class="uppercase bold">recipe</a>
                  </div>
                </div>
              </div>
              <div class="col-lg-4 col-md-4 col-sm-6 col-xs-6">
                <div class="thumbnail">
                  <img src="img/3.jpg">
                  <div class="caption">
                    <h5>Lorem ipsum dolor sit amet, consectetur </h5>
                      <a href="#" class="uppercase bold">recipe</a>
                  </div>
                </div>
              </div>
           </div>

JavaScript

function equalHeight(group) {    
    var tallest = 0;    
    group.each(function() {       
        var thisHeight = $(this).height();       
        if(thisHeight > tallest) {          
            tallest = thisHeight;       
        }    
    });    
    group.each(function() { $(this).height(tallest); });
} 

$(document).ready(function() {   
    equalHeight($(".thumbnail")); 
});