Typical imperial Inca trapezoid windows from the sacred precinct of Coricancha, Cuzco, c. 1438 CE.
Creative Commons: Attribution-NonCommercial-ShareAlike: This license lets others remix, tweak, and build upon this content non-commercially, as long as they credit the author and license their new creations under the identical terms.
Read the licensing terms for more information on how to use this image legally.
For commercial use, please contact the editors by email () to discuss whether this image can be licensed.
If you are not sure whether your project is commercial then please also get in touch for clarification.