The Master of Flemish Mountainscapes In the golden age of the Flemish Baroque, amidst the bustling artistic fervor of Antwerp, there lived a painter whose brush possessed the power to conjure entire worlds of stone and sky. Kerstiaen de Keuninck, born in Kortrijk around 1560, was far more than a mere chronicler of scenery; he was an architect of atmosphere. While history often reserves its brightest spotlights for titans like Rubens o…