Before they were featured on postcards and added to bucket lists, the world’s most famous landmarks started out like most other projects: Buried under a mountain of blueprints and permits ...

To outsiders, some of those landmarks might fall more into the unusual category than others. And according to World Atlas, these are the 10 “strangest” landmarks you can find in Delaware.

Some other fascinating technology landmarks sold during the auction. Here's a brief guide to those we considered for this "top 10." 1965 Gemini IV Spacewalk Checklist, Flown And Annotated ...