Mine drainage. Man in centre left of picture is boring lengths of wood with borers and augers to form pipes. Man on centre right is working the piston rod of a suction pump to raise water from a mine. In the left foreground are lengths of pipe to be joined, and various internal pump parts. From De r

Woman wearing knickers and tank top, sitting on parquet and turned on her back, yoga position, arms up in the air, joined hands

Castel Sant' Angelo was often used as a fortress by popes. The building was joined to the Vatican in 1277 by a passageway to be used when threats arose. 2005. Vatican. Rome. Lazio. Italy.

Meoto_Iwa Wedded Rocks, two rocks considered to be male and female, joined in matrimony by shimenawa sacred ropes, renewed in a special festival each year, Futami, Ise_Shima, Central Honshu Chubu, Japan, Asia

Monks praying in temple with hands joined, Linyang Temple, Lingtou Township, Fuzhou City, Fujian Province of People's Republic of China, FOR EDITORIAL USE ONLY

A pot called Ghagar made of copper is joined to 'Rahate', a pulley used for drawing water out of a well in a traditional way Velneshwar, Guhagar, Maharashtra, India

Meoto_Iwa Wedded Rocks, two rocks considered to be male and female, joined in matrimony by shimenawa sacred ropes, renewed in a special festival each year, Futami, Ise_Shima, Central Honshu Chubu, Japan, Asia

Meoto_Iwa Wedded Rocks, two rocks considered to be male and female and joined in matrimony by shimenawa sacred ropes, renewed in a special festival each year, Futami, Ise_Shima, Chubu, Central Honshu, Japan, Asia

Indian Long House ruin, late Pueblo culture, masonry buildings joined rock dwellings, roof beam holes visible, Bandalier National Monument, New Mexico, United States of America U.S.A., North America

Detail of part of Lyttelton Harbour, the main port for Christchurch is joined to the city through a massive tunnel that goes under the surrounding mountains.