The earliest watercraft are considered to have been rafts. These would have been used for voyages such as the … See more

Boats can be categorized by their means of propulsion. These divide into:
1. Unpowered. This involves drifting with the tide or a river current.
2. Powered by the crew-members on board, using oars, paddles or a … See more

The hull is the main, and in some cases only, structural component of a boat. It provides both capacity and buoyancy. The keel is a boat's "backbone", a lengthwise structural member to which the perpendicul… See more

Until the mid-19th century, most boats were made of natural materials, primarily wood, although bark and animal skins were also used. Early boats include the birch bark canoe, the animal hide-covered kayak and coracle and … See more

The most common means of boat propulsion are as follows:
• Engine
• Man (rowing, paddling, setting pole etc.)
• Wind (sailing)… See more