This work is called "Travelers" is based on "Elegant travelers visiting a village by a river" by Peeter Gysels.

This is also my vision of Multiverse. The past, the present and the future may very well coexist!

Here is a time theory by Dr. Kristie Miller: In the block universe, there is no “now” or present. All moments that exist are just relative to each other within the three spacial dimensions and one time dimension. Your sense of the present is just reflecting where in the block universe you are at that instance. The “past” is just a slice of the universe at an earlier location while the “future” is at a later location