How to open Golden Locked Chests - Terraria 1.3

You need a golden key that can be find all over the dungeon. Farm golden keys to open all the golden chests.

Piranha Gun in normal Chest : r/Terraria

My very first Terraria world from 1.1 still has locked golden chests in a few of the sky islands that I never bothered to unlock. Forgot that they ever used to be

Why is golden lock box not opening? I have keys (Mobile) : r/Terraria

Gold Chest, Terraria Wiki

Trapped Chests - Terraria Wiki

Anyone know what this chest is? Thought it was a mimic but it can't take damage and says it requires a gold key : r/Terraria

it says i need a golden key. Any idea what this is? : r/Terraria

Terraria - How to open Locked Gold Chests (Golden Key)

Beginner's Guide - Terraria Guide - IGN