Where on Earth, Week 3

I spent Y2K about 50 feet from this sign. Though we didn't see any hippos while in the area, we did hear them snorting occasionally at night. Where on Earth could this be?!
Warning
Just in case this is a tough one, I'll link to a larger, high-res version of the above image (so the text is more legible) AND provide two hints:

The correct answer is announced on Friday!



Filed under: Where on Earth