empty cobblestone streets with red brick buildings from the great beguine of leuven, belgium, on a sunny day. travel concept

empty cobblestone streets red brick buildings great beguine leuven belgium sunny day travel concept european alley ancient architecture beguinage belgian house bricks building city culture downtown europe famous flanders flemish historic landmark louvain medieval old outdoors quarter houses religious renaissance street structure tourism town traditional university urban walk wall outdoor blue yellow universal laboratory pipet tips science material