If you wish to the storyline of the game is to get the achievement "Tribute", after graduation, gravestones, satellites will become open. They show up as collections, so you can't forget about what you have found and which are not. You will need to enter the menu, where is recorded the progress.
In RDR 2 the graves of all nine pieces. In order to inspect the burial place, you need to go closer to him. After visiting nine pieces, you will be awarded the prize. But remember that all the graves will become available after you pass the story and after the death of the main character. One of the nine pieces will belong to the main hero of the picture.
The location of the grave No. 1 Jenny kirk
Grave is in the snow in the North-Western part of the map, East of the river, in the Gorge of the Spider.
The location of the grave No. 2 Davie Callander
Grave is in the cemetery behind the Church in the Poulter.
The location of the grave number 3 Needle Fleece
Grave is located in the Donner waterfall on the cliff facing the falls.
The location of the grave No. 4 Arthur Morgan
From the Mysterious home of the hill go to the hill, grave is on top. You can go on the grassy part of the hill behind the Mysterious house.
The location of the grave No. 5 Susan Grimshaw
Grave is on the edge of a hill in upstate New Hanover.
The location of the graves # 6 and # 7 Jose Matthews and lenny summers
Both graves are under the tree near the swamp.
The location of the grave No. 8 Kieran Duffy
Grave is in the middle of meadows.
The location of the grave No. 9 Sean Machure
The last grave is among several trees near the lake, near Rhodes.