<div>
  <img src="https://upload.wikimedia.org/wikipedia/commons/4/4a/Mizen_Head_2695.jpg" width="320" height="240" />
  <p>The Ocean</p>
</div>

<div>
  <img src="https://upload.wikimedia.org/wikipedia/commons/thumb/d/d9/Kodaki_fuji_frm_shojinko.jpg/640px-Kodaki_fuji_frm_shojinko.jpg" width="320" height="240" />
  <p>A Mountain</p>
</div>

<div>
  <img src="https://upload.wikimedia.org/wikipedia/commons/thumb/b/bb/Rogue_River_Oregon_USA.jpg/640px-Rogue_River_Oregon_USA.jpg" width="320" height="240" />
  <span>(no description - no style)</span>
</div>

div {
  width: fit-content;
}

img + p {
  text-align: center;
  font-style: italic;
  margin-block: 5px 20px;
}