This Plugin is designed to show your flickr photos into your WordPress site either as an album or as a gallery (A collection of albums). There are plenty of flickr plugins out there. This one is a modern take and fully responsive and modern in design.
Basic version is limited to 50 images per album/gallery. To get up to 500 images per album/gallery, get the pro version from https://www.srizon.com/srizon-flickr-gallery
This plugin is available for download for your site.