There are two ways to add a gallery to the page:
1) If the gallery is owned by the group that owns the page
For example if you’re adding a gallery owned by the Alumni group to the Alumni homepage.
Edit the page and click Add —> Slideshow in the LiveWhale toolbar. Choose the style you want for the gallery.
2) Or, if the gallery you want to add is in another group
First go to the galleries manager, select Get Code next to the gallery, and copy the widget code:
Edit the page, and click the Source Code button in the toolbar. Paste the gallery widget code into the source code editor: