How many letters does the top answer for “landmark in dublin city” have?

The most common answer is leinsterhouse (13 letters).

Crossword clue: landmark in dublin city

1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

leinsterhouse 13 letters wd-fact-v3

landmark in dublin 67% similar → crokepark, lansdowneroad

landmark in city of belgrade 50% similar → princessljubicasresidence

landmark in city of derby 50% similar → lombesmill

landmark in city of edinburgh 50% similar → murrayfieldstadium, scottishnationalgallery, scottishparliamentbuilding

landmark in city of london 50% similar → barbicanestate, guildhall, lloydsbuilding

landmark in city of melbourne 50% similar → eurekatower, melbournecricketground, melbournerectangularstadium

landmark in city of sydney 50% similar → sydneytownhall

landmark in city of vincent 50% similar → perthrectangularstadium