Adding Images - Creating Photo Galleries
WordPress makes creating photo galleries much simpler than with traditional website software.
The Gallery tab shows any images you’ve previously uploaded to a particular page or post:
To insert a gallery, select your options at the bottom of the screen and click the Insert Gallery button. A blue picture box will serve as a placeholder for where your gallery will appear on the page. Click the Preview Changes button in the Publish area to see your gallery in action:
Also see the Sample UMaine Website Photo Gallery page.