Update README.md

Author: phi-line

README.md

@@ -4,6 +4,8 @@ Contained in this repo is a list of JSON served in the [OwlAPI](https://github.c
 
 **Note**: This data in is a state of flux. Production code should not be considered stable using this dataset. As we move to a move stable version of the data, we will update this repo.
 
+![DigDug](https://user-images.githubusercontent.com/19956136/41210925-2719052a-6ce9-11e8-9e89-3390cd712915.jpg)
+
 ## Setup
 
 #### Install Pipenv