Slidehow using adaptiveHeight

$('.bxslider').bxSlider({
  adaptiveHeight: true,
  slideWidth: 600
});

<div class="bxslider">
  <div><img src="https://picsum.photos/600/300" /></div>
  <div><img src="https://picsum.photos/600/400" /></div>
  <div><img src="https://picsum.photos/600/350" /></div>
</div>