Engineers have installed sensors in a concrete masonry-block house near an active limestone quarry. The sensors measure the long-term displacement of existing cracks in interior plaster walls as well as changes in temperature and humidity.

The toolbar on the left side of the screen contains links for each category of information on the site. For example, by clicking one of the links under "Location" you can view pictures of the structure being monitored, where the structure is located in the city, or where the sensors are located in the structure. To compare crack movement and weather conditions, click one of the links under "Crack Displacement Vs:"