További ötletek tőle: zoli
minimalistic

minimalistic

4dd42ca2069026001c12241cebc3fa41.jpg (600×450)

4dd42ca2069026001c12241cebc3fa41.jpg (600×450)

Геодом BY | ВКонтакте

Геодом BY | ВКонтакте

Of the many structures Leonardo da Vinci designed, perhaps none made more ingenious use of materials than his practical design for an easy-to-assemble, self-supporting bridge. Here's a father and son demonstrating its construction in their backyard, without using a single tool: As you can see they've used no fasteners,

Of the many structures Leonardo da Vinci designed, perhaps none made more ingenious use of materials than his practical design for an easy-to-assemble, self-supporting bridge. Here's a father and son demonstrating its construction in their backyard, without using a single tool: As you can see they've used no fasteners,

Really? You couldn't haul just ONE more log?

Really? You couldn't haul just ONE more log?

Giant23

Giant23

A.W. Ericson/Humboldt State University Library

A.W. Ericson/Humboldt State University Library

Photo of loggers using axes to make a notch in a giant redwood cedar

Photo of loggers using axes to make a notch in a giant redwood cedar

Loggers from a different era

Loggers from a different era