With Whale Galleria you can predefine lists of galleries in the dashboard, sort images with drag & drop, then simply show them in as many places as you like on your pages.
Whale Galleria features and options covers most of the gallery customizations you will need for each implementation. Below you will find a summary of all options available.
Adding Title/Description for Images:
Whale galleria fetch image title/description/link from image attribute. So if you need a title/description/link for images, simply go to File Manager and add them as image attribute.
And make sure "Advanced Options:Show info" is checked. Now you should see an "i" icon at the left-top corner of galleria that show image attributes.