When Rey hears the whispers from the basement in Maz's castle and goes to investigate, she ends up opening a chest and finds

> 
>  Luke's old Lightsaber that was last seen in Cloud City from *The Empire Strikes Back* before Vader cut off his hand with lightsaber in it
> 
> 
> 

When she touches it, she sees a bunch of visions (or flashbacks). I've only seen the movie once so far, and that scene went by too fast for me to catch everything that happened.

**What were all those visions?**