This liquid code will list all of the products in a store with links to the product admin page and show all product photos under each product

Shopify - All Product Photos

<h2>All Product Images</h2>
{% for product in collections['all'].products %}
  <p><a href="/admin/products/{{product.id}}" target="_blank">{{product.title}}</a></p>
  {% for image in product.images %}
    <p><img src="{{ image.src | product_img_url: "large" }}"></p>
  {% endfor %}
{% endfor %}

Thank you!