Keep discovering.
This is a short path through every one of Discover Alone's real place records. Follow the first choice each time to move through the complete archive, or take another branch.
- Next place in the full archive: Field system in ClinstownField system · Clinstown
- Another way through the archive: House — 16th/17th century in Ballinvinny SouthHouse — 16th/17th century · Ballinvinny South
- Another way through the archive: WWII HEAVY ANTI-AIRCRAFT BATTERY — DHP no.86 in Ballyprior BegWWII HEAVY ANTI-AIRCRAFT BATTERY — DHP no.86 · Ballyprior Beg
- Another way through the archive: Fairy fort / earthen ringfort in Laharan East (duhallow By.)Fairy fort / earthen ringfort · Laharan East (duhallow By.)
- Another way through the archive: Fulacht fia in CloongeelFulacht fia · Cloongeel
- Another way through the archive: Grave Yard — RatheskinChildren's burial ground · Ratheskin
The archive in numbers
Lemma 1 · Complete cycle
pₙ₊₁ = (pₙ + 1) mod 237,537
Adding one has no common divisor with the archive size except one. The first choice therefore reaches every one of the 237,537 place pages exactly once before it repeats.
Lemma 2 · Six ways onward
D = {1, 97, 997, 10,007, 50,021, 100,003}
Each page offers these six forward distances. The distance of one preserves the complete cycle; the other five jump to far-apart parts of the same archive.
Lemma 3 · County total
Σ Ncounty = 237,606; unique pages = 237,537
The 32 county lists contain 237,606 placements. They become 237,537 different page addresses because 69 placements repeat an address already present in another county list.
All 32 county counts
| Antrim | 6,564 |
| Armagh | 1,424 |
| Carlow | 2,399 |
| Cavan | 4,271 |
| Clare | 10,203 |
| Cork | 29,379 |
| Derry | 2,605 |
| Donegal | 6,950 |
| Down | 5,464 |
| Dublin | 12,718 |
| Fermanagh | 3,131 |
| Galway | 15,690 |
| Kerry | 16,101 |
| Kildare | 5,055 |
| Kilkenny | 8,382 |
| Laois | 3,254 |
| Leitrim | 2,929 |
| Limerick | 10,994 |
| Longford | 3,609 |
| Louth | 3,980 |
| Mayo | 11,356 |
| Meath | 6,546 |
| Monaghan | 3,057 |
| Offaly | 6,327 |
| Roscommon | 7,241 |
| Sligo | 7,877 |
| Tipperary | 12,011 |
| Tyrone | 2,717 |
| Waterford | 6,511 |
| Westmeath | 6,399 |
| Wexford | 7,526 |
| Wicklow | 4,936 |
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