xyHt’s April issue focuses on surveying, including modern technologies being used in a massive geophysical survey and historic equipment that got the profession to where it is today.

As always, if you don’t have a subscription to our print edition, or if someone else in the office has snaffled your copy, don’t fret, here is the digital edition. Click here or on the cover to the right, to view the April 2023 issue of xyHt magazine; or better yet, click here to have us send you a free copy of the print issue.

Here are some highlights:

Uncovering Cahokia: A team of anthropologists is getting ready to conduct the biggest geophysical survey ever in the Americas with the hope of learning more about a pre-Columbian city called Cahokia.

Surveying from the Past: At a museum in Jena, Germany, the history of surveying instruments unfolds in a way that you might not think is logical.

Ethics in Mapping: Maps have been essential in human development and exploration since long before the Common Era. But with all the technology available today, there are many ethical considerations to take into account.