The idiom “to walk a mile in someone’s shoes” means …
Can you guess?
Here’s a short article that will help: about an artist who has depicted various world leaders as refugees: “This Syrian Artist Wants World Leaders to To Know What It Feels Like To Be Refugees” (from BuzzFeed). Here are three. There are several more in the article, and more pictures and a couple of videos on the artist’s website.
If you’d like a detailed definition of the idiom, here’s one with examples, from Grammarist.