Why Miami Beach has the highest concentration of Terrazzo Floors in the Wold

Martini Glasses in terrazzo at the bar of National Hotel in Miami Beach

If you’re standing on a century-old terrazzo floor—it’s not just a surface but a testament to the artistry, craftsmanship, technological progress, and aesthetic values of its time. Every crack and detail whispers stories of daily life and the timeless human pursuit of beauty. Because Miami Beach has more Art Deco buildings than anywhere else on Earth, it also turns out to be the world’s greatest showcase of this kind of flooring.

In Miami Beach, almost every Art Deco hotel lobby features Terrazzo floors that are original and date back to the same year as the hotel’s construction.

Terrazzo, however, is artificially made composite: combined/matrix material consisting of chips of marble, quartz, granite, glass, or other suitable materials, are poured with a cementitious binder, polymeric, or a combination of both. Different color composites were separated by inlaid metal partitions, which are custom-bent metal divider strips. As a result, a stylish look was achieved allowing the creation of decorations. Because there is Decoration in Art Deco, and there’s Art in Architecture (Arts Decoratifs). The colors in the Terrazzo floors dominate the room and often set the theme for the rest of the interior.

Compass Rose in Clevelander Hotel. A symbol of discovery & exploration

Terrazzo only became that incredibly smooth once industrial diamond polishing technology arrived in the early 20th century (around 1930). Diamonds began to be used for cutting stone and polishing marble. Not jewelry diamonds, but gritty, crushed diamonds bonded into metal tools. Diamond abrasives were being integrated into rotary grinding heads, floor polishing machines, stone-finishing equipment. The result was smooth, like an icy lake.

Terrazzo is extremely durable, stronger than natural materials like marble or granite. They can resist all sorts of weather, and easily last over a hundred years with very little maintenance. It’s only ¼ inch thick (less than a centimeter). They are so strong they would bounce a bullet.