Horticulture and Fruit Heritage
 | National Fruit Explorers |
| Midwest Fruit Explorers |
| The Cider Digest |
| Wittenham Hill Cider Page |
| Amateur Radio (Call sign N8OKM) |
| Space Exploration (JPL) |
| Babylon 5 (The Lurker's Guide to Babylon 5) |
| Medieval Literature and the Oral Tradition |
| Privacy in the Electronic Age (especially PGP email encryption) |
| National Public Radio |
| Counted Cross-stitch (especially the designs of Teresa Wentzler) |
| Tatting |
| Precious metal Casting (Lost wax technique) |
| Wildlife Conservation (especially through the Chicago Zoological Garden) |
