Uncover the treasures of this lively area: theatres, show venues, covered passages, unusual museums and more. Filled with concert venues, theatres, cafés and restaurants, the Grands Boulevards area has long been popular with Parisians as a place of enjoyment and relaxation. There are many treasures to be uncovered here: grand architecture, places steeped in history, covered passages that have retained their old-world charm, and unusual museums.