Harris & Ewing Inc. photographed people, events, and architecture, particularly in Washington, D.C., during the period 1905-1945. Photo: Tests of Curtiss Palne for Army, Single Control. Created by Harris & Ewing. Published in 1912.

A general view of the Vintage and Rare Guitars shop on Denmark Street on April 20, 2011 in London, England. Denmark Street, in the Soho area of central London, traces its musical connections back to the 1890s and is famous for its connection to contemporary British music after recording studios started setting up there in the 1960s. Many world-renowned recording artists, including: Jimi Hendrix, The s*x Pistols and Elton John have played and recorded in the street. The Rolling Stones recorded their first album in 1964 at the street's Regent Sounds Studio's. Known as London's 'Tin Pan Alley' Denmark Street is regarded as one of, if not the, best music streets in Europe and contains numerous specialist music shops, with many boasting of a long and prestigious musical history.

Unloading a Cartopper from a UPRR work train at Port Barre Louisiana. Kinda scary to watch, but it worked like a charm.

Three Burmese women members of a circus play cards as they wear the brass neck and leg rings traditionally worn by Padaung women since childhood and which cannot be removed, London, January 4, 1935. (Photo by Keystone). P.S. All pictures are presented in high resolution.

Kacper Kowalski was born in 1977. With a degree in architecture, he focuses on aerial photography. Both a pilot and a photographer, he has unique control over each shot. As a result he captures previously unseen natural environments and ordinarily inaccessible cityscapes. In this way unreal, almost graphic pictures come into being. They show patterns, symmetries and asymmetries created by humans and the nature.

Shadow art is a unique form of sculptural art where the 2D shadows cast by a 3D sculpture are essential for the artistic effect.