I build my structures with wood and cardboard, hardware, and a bunch of masking tape. I use almost entirely recycled material. The insides are boxes, grocery bags, junk mail, packing material, and scrap paper but mostly the Portland Mercury and Willamette Week newspapers.[jonas hartley website]

Many bird species have established breeding populations in areas to which they have been introduced by humans. Some of these introductions have been deliberate; the ring-necked pheasant, for example, has been introduced around the world as a game bird.[from wikipedia]

A bridge is a structure built to span a physical obstacle (such as a body of water, valley, road, or railway) without blocking the way underneath. It is constructed for the purpose of providing passage over the obstacle, which is usually something that is otherwise difficult or impossible to cross.[from wikipedia]

Roses are best known as ornamental plants grown for their flowers in the garden and sometimes indoors. They have been also used for commercial perfumery and commercial cut flower crops.[from wikipedia]

The cosmos, and understandings of the reasons for its existence and significance, are studied in cosmology – a broad discipline covering scientific, religious or philosophical aspects of the cosmos and its nature. Religious and philosophical approaches may include the cosmos among spiritual entities or other matters deemed to exist outside the physical universe.[from wikipedia]

A dragon is a large magical legendary creature that appears in the folklore of many cultures worldwide. Beliefs about dragons vary considerably through regions, but dragons in western cultures since the High Middle Ages have often been depicted as winged, horned, and capable of breathing fire.[from wikipedia]

From early times, textiles have been used to cover the human body and protect it from the elements; to send social cues to other people; to store, secure, and protect possessions; and to soften, insulate, and decorate living spaces and surfaces.[from wikipedia]

Flamingos are capable flyers, and flamingos in captivity often require wing clipping to prevent escape. A pair of African flamingos which had not yet had their wings clipped escaped from the Wichita, Kansas, zoo in 2005.[from wikipedia]

Presenting Fleur de LUX a 16' tall robotanical flower sculpture with 8 mechanical petals illuminated by over 3,500 LEDs! When the steel flower opens it will have a 20' wingspan and a variety of interactive lighting controls, we welcome you to join!![from oregon maker fair]

The guitar is a fretted musical instrument that typically has six strings. It is usually held flat against the player's body and played by strumming or plucking the strings with the dominant hand, while simultaneously pressing selected strings against frets with the fingers of the opposite hand.[from wikipedia]

A map is a symbolic depiction emphasizing relationships between elements of some space, such as objects, regions, or themes.[from wikipedia]

Umbrellas are now a consumer product with a large global market. As of 2008, most umbrellas worldwide are made in China, mostly in the Guangdong, Fujian and Zhejiang provinces. The city of Shangyu alone had more than a thousand umbrella factories. In the US alone, about 33 million umbrellas, worth $348 million, are sold each year.[from wikipedia]

There many recycling and composting bins scattered around the Oregon Country Fair grounds.This section was backed by art.

Regular star polygons can be created by connecting one vertex of a simple, regular, p-sided polygon to another, non-adjacent vertex and continuing the process until the original vertex is reached again.[from wikipedia]

Wood is a structural tissue found in the stems and roots of trees and other woody plants. It is an organic material--a natural composite of cellulose fibers that are strong in tension and embedded in a matrix of lignin that resists compression.[from wikipedia]