La Grande Place, Mons is the square where the Town Hall (Hôtel de Ville) is located. It's nice and sunny and from here to can try a Kriek (a beer with raspberry or cherry juice or other fruit, typical of Belgium) or eat at any of the many excellent restaurants and cafés in the square. Then you can go down the Grande Rue, do some shopping in the lovely shopping shopping area and take dessert or a snack at any patisserie.
These mines were built in the larges and oldest mining centre in Europe. It is known for the diversity of technological solutions that were implemented in order to achieve the extraction of materials, in addition to having direct ties to modern settlements. The site occupies an area of over 100 hectares and is considered one of the main prehistoric sites in Europe, one can observe traces of human settlements dating back to the prehistoric, more or less 4,500 years ago. Flint mines are being discovered by archaeologists, and anyone who wants to visit can. Such is the importance of these mines, which are regarded as world heritage by UNESCO. To get to the mines you must climb down a ladder 8 meters deep, this is the only way to access the treasure left by prehistoric. This maze of mines leads to a depth of 10 meters, spaces are generally short and narrow but it's worth the effort to introduce them to appreciate the show of our ancestors.