Masting and Rigging
Image is from the Brooklyn Navy Yard website "Sail making"

Building the masts
Laminations, carving, shaping, trestle trees...
Learn more about building the masts
Standing rigging
Choice of materials, dying the rope, knots...
Learn more about the standing rigging
Making the sails
The big picture, individual sail technique - to sew or to tape?
Learn more about making the sails

A sail might look flat when lying on the floor but once it's hoisted, it becomes a three-dimensional, curved surface... (from Wikipedia, Sails)