CBS Sunday Morning 🌞

The Osher Map Library, at the University of Southern Maine in Portland, is home to half a million rare maps, globes and atlases, dating as far back as the 15th century. Correspondent Martha Teichner explores the world as depicted by cartographers, through maps that are whimsical, political, or intentionally distorted, and examines why – in an age of GPS – maps are definitely not outdated.

In Finland, bold graphics have become the trademark of Marimekko, the company whose fabrics, housewares and fashions have been adding vibrant colors and design to the world for 75 years. Correspondent @sethdoane reports.

The French fashion house @LouisVuitton, which opened its doors in 1854, is today the world's largest luxury brand. Correspondent @thealinacho talks with artistic director Nicolas Ghesquière, who is shaping the future of Louis Vuitton by designing the unexpected.

Philadelphia architect Frank Furness, a former Army captain during the Civil War, translated his fearlessness into the designs of about 1,000 buildings – elaborate structures whose oversized arches, asymmetrical facades and eccentric decorations broke free from the polite Victorian era-style. @costareports takes a tour of Furness' Philadelphia with Wall Street Journal architectural critic Michael Lewis, who explains why the architect's reputation has gained a reappraisal.

For thousands of years, civilizations around the world have built houses out of earth – whether it be mud brick, wattle and dab or rammed earth. But adobe (the practice of making mudbricks) has now become today's "it" building material, from museums around the world designed using adobe, to do-it-yourselfers constructing homes from the very dirt beneath their feet. Correspondent Conor Knighton looks at the history of adobe, and how ancient adobe materials are being merged with 3-D printing techniques.

Legend has it that Philadelphians have been living on hoagies since shipyard workers packed them for lunch during World War I. Liberty Kitchen executive chef Beau Neidhardt demonstrates for correspondent Susan Spencer how to construct a giant sandwich, Philadelphia-style.