Hastière (French pronunciation: [as.tjɛʁ]) is a Walloon municipality located in the Belgian province of Namur. On 1 January 2006 the municipality had 5,230 inhabitants. The total area is 56.46 km², giving a population density of 93 inhabitants per km². The municipality consists of the following sub-municipalities: Hastière-Lavaux (location of town hall), Hermeton-sur-Meuse, Waulsort, Hastière-par-delà, Blaimont, Heer, and Agimont. Hastière's attractions along the Meuse River include the Romanesque church of a former Benedictine Monastery (at Hastière-Lavaux), the Renaissance Castle of Freÿr surrounded by 18th century classical gardens and facing the rocks of Freÿr (north of Waulsort), and the 17th century buildings of another former Benedictine Monastery (at Waulsort). Wikipedia
If you are looking for travel information of Hastiere in Belgium, you've come to the right place. The nearest major city to Hastiere is Antwerp. Antwerp is bestowed with interesting set of attractions like Antwerp Central Station, Mas - Museum Aan De Stroom, Cathedral Of Our Lady. Also, to reach Hastiere, you'll have to take a flight to Antwerp; so its not really a detour. And even if it is, the city is worth paying at least a quick visit. A holiday in Hastiere can generally be of 1-2 days.
Yes,it is that simple really! Enjoy your trip! Keep travelling!