The specific search term highlights a common requirement for legacy software users. A "Zip" file refers to a compressed archive. In the early 2000s, software distribution via the internet was much slower. High-speed broadband was not ubiquitous, so software was often compressed into .zip or .rar formats to reduce file size for easier downloading.
The most stable way to run PageMaker 7.0 today is inside a virtual machine running Windows XP. Safe Downloading and Legal Considerations Adobe Pagemaker 7.0 Zip