Close up of the Osaka Castle main tower, Osaka, Kansai, Japan

Vietnamese worker setting up scaffolding on a construction site, Tan Chau, Vietnam

Vienna, Austria ��� View of the Naturhistorisches Museum entrance, its grand Renaissance Revival portal crowned by a dome and adorned with allegorical sculptures, overlooking Maria-Theresien-Platz.

Msheireb Downtown Doha construction site of project setting in place a blueprint for sustainable urban regeneration, Qatar, Middle East

Architects examining blueprint in office

Business people working in busy office

Portrait of serious Hispanic designer examining color swatches in office

Serious Hispanic designer examining color swatches in office

Smiling architect reading blueprint in office

High angle view of architects working in office

Caucasian architect talking on telephone and reading blueprint

Portrait of smiling Hispanic businessman leaning on desk

Caucasian businesswoman reading paperwork in office

Hispanic woman sitting on floor of empty apartment holding blueprint

Indian architect using laptop in empty warehouse

Solar installation technician studying a plan

Hands holding computer tablet with master bathroom photo on screen and drawing behind

Worker looks at Housing Development Plans in a New Housing Development, Winnipeg, Manitoba

Young interior designer looking at new office space

Portrait of young male interior designer in empty room

Young business partners looking at new office space

Architect sitting at draft table

Architect working in office

Architects looking at scale models of wind turbines

Hands pointing to a engineer's drawing

Architect working in firm dealing with wind power