If your trip to Nüpli is all booked but your itinerary is a bit on the empty side, let us give you a helping hand.Plan a stop at Tehvandi Sport Centre. It's one sight you'll usually find on most travelers' to-do lists. If you still have some room on that itinerary, 12th Century Ruins of the Otepaa Bishop's Castle and Puhajarv will keep you amused too.