leads to a magical treasure of gold or some such. My reason for thinking this is logical: There is no visible end to the hole.
Take a closer look:
Next time I pass by I’ll drop in a penny and tell you what happens. If some leprechaun/endless hole goblin tosses it back at me I’ll pour boiling water down and see how it likes THAT!
Nice Girl Mean Thoughts 
I got a hole you can check out you dippy broad ! – lol
Oh my god! You didn’t just say that? LOL.