<figcaption><?php $caption = get_the_post_thumbnail_caption( $_post ); echo $caption; ?></figcaption>
<figcaption><?php $caption = get_the_post_thumbnail_caption( $_post ); echo $caption; ?></figcaption>
<figcaption><?php $caption = get_the_post_thumbnail_caption( $_post ); echo $caption; ?></figcaption>