You can start finding Pangea Figurines by finding Fandom Zone buildings. Find these buildings and it'll be easier to find the figurines.

Dino Digits is a set of quizzes you can do in Burning Shores. You'll find the answers to the questions by finding Pangea Figurines.

Aerial Captures are activities you can do in Horizon Forbidden West: Burning Shores. Complete all six to receive a trophy.

You'll find Devotee Outposts after you beat the campaign of the Burning Shores DLC. Here's where to find all three of them.