Harmony Trees
The past: The "Tree of Harmony"
Page 50: https://derpibooru.org/images/3493911?q=uploader_id%3A690876

New Harmony Trees
Page 51: https://derpibooru.org/images/3493912?q=uploader_id%3A690876

Technology
Page 52: https://derpibooru.org/images/3493913?q=uploader_id%3A690876

Zephyr Heights, Maretime bay and Bridlewood
Page 52a: https://derpibooru.org/images/3493914?q=uploader_id%3A690876

Vehicles
Page 53: https://derpibooru.org/images/3493915?q=uploader_id%3A690876

Music
Page 54: https://derpibooru.org/images/3493916?q=uploader_id%3A690876

Critters
Page 55: https://derpibooru.org/images/3493917?q=uploader_id%3A690876

Pony Foods
Page 56: https://derpibooru.org/images/3493919?q=uploader_id%3A690876
Page 56a: https://derpibooru.org/images/3493920?q=uploader_id%3A690876

When possible, Speak Pony
Page 57: https://derpibooru.org/images/3493921?q=uploader_id%3A690876

and this is the last batch of the screenshots, edits will come by later on