If your trip to Loiu is all locked in but your itinerary is looking a little empty, let us give you a few hints and tips.Think of Loiu and then say the first thing that pops into your head. You probably said "Guggenheim Museum Bilbao," right? Being such a significant attraction, you can't miss seeing it. Throw your bags into the trunk and tick it off your bucket list.You'll need to rise early if you're hoping to see all the interesting sights that this place has to offer. Zubizuri Bridge and Bilbao Fine Arts Museum are no-brainers. Plaza Moyua and Santiago Cathedral shouldn't be missed either.Keep yourself on the move by checking out San Mames Stadium and Vizcaya Bridge. If you still have tons of energy and room on that itinerary, Estuary of Bilbao also awaits.