Kimbell Art Museum

Louis Kahn paired board-formed concrete vaults with Roman travertine walls and floors to create one of the most studied buildings of the twentieth century. The travertine, honed and lightly filled, moderates the weight of the concrete and anchors the museum to the ground without competing with the art inside.

Kahn's detailing is instructive for specifiers: generous panel sizes, tight shadow joints, and a consistent stone across floor, wall and plinth that lets the building read as a single quiet surface rather than an assembly of parts.

Honed travertine in this tonal range remains one of the most forgiving stones for interior use. It hides traffic wear, takes underfloor heating well, and pairs with almost any palette of timber, metal or plaster.