| Main Entry: | |
| Part of Speech: | noun |
| Definition: | historical or notable sight |
| Synonyms: | battleground, benchmark, bend, blaze, feature, fragment, guide, hill, mark, marker, memorial, milepost, milestone, monument, mountain, museum, promontory, remnant, ruins, souvenir, specimen, stone, survival, trace, tree, vantage point, vestige, waypost |
| Main Entry: | guide |
| Part of Speech: | noun |
| Definition: | information, instructions |
| Synonyms: | ABCs, beacon*, bellwether, bible, catalog, chapter and verse, clue, compendium, directory, enchiridion, guidebook, guiding light, handbook, hot lead, key, landmark, lodestar, manual, mark, marker, no-no's, pointer, print, sign, signal, signpost, telltale, the book, the numbers, tip-off, vade mecum |
| Main Entry: | milestone |
| Part of Speech: | noun |
| Definition: | achievement |
| Synonyms: | anniversary, breakthrough, discovery, event, landmark, milepost, occasion, turning point, waypost |
| Main Entry: | watchtower |
| Part of Speech: | noun |
| Definition: | lookout |
| Synonyms: | barbican, beacon, landmark, lighthouse, mirador, observatory |