In-page carousels are great for telling a sequential story with pictures and captions, or if you want to show your audience images one at a time.

In-page carousels are available on flexible pages without any special setup. 
Just use the Add Carousel option.

In-page carousels are only available on flexible pages.

What is the character limit of captions on in-page carousel slides?

255 characters

Example of an in-page carousel