Geographic spine

Region → Country → City → District → Hotel

Every layer is a drill-down, shareable entity page.

FlyerKey edge

Verified coverage on the card

Every benefit verdict is backed by N first-hand reports — thin evidence is flagged thin.

Combination layer

Is this flight worth it

Award space + charts + seats + experience + transfers, combined into one decision.

FlyerKey stance

Information tools, not for sale

Results reflect only the facts and your inputs — never commission-ranked; every result links back to the truth tree.

Travel diary

Start a trip

Keep it for yourself first — jot things down for later. Make it public only when you want to.

① Title② Cover image URL (optional)

StartEnd

③ Cities (IATA, comma-separated)④ Author's note (optional)

⑤ Who can see

Only you — a diary for later, never distributed