Italian Phrase
Segui la linea blu sulla mappa.
Meaning
The sentence tells someone to follow the blue line that is drawn on a map. It is a clear, direct instruction often used in tours, museums, or navigation apps.
When to use
Use this phrase when giving directions that rely on a visual map—e.g., during a city tour, a museum audio guide, a hiking trail map, or a digital navigation app that highlights routes with colour‑coded lines.
✦Grammar Breakdown
Seguilalineablusullamappa
Segui (imperativo)
‘Segui’ is the second‑person singular imperative of the verb *seguire* (to follow).
la (articolo determinativo)
Definite article for feminine singular nouns.
linea (sostantivo femminile)
A feminine noun meaning ‘line’; it agrees with the article *la*.
blu (aggettivo indeclinabile)
The colour adjective *blu* does not change form for gender or number.
sulla (preposizione articolata)
Contraction of *su* + *la* meaning ‘on the’. Used before a feminine singular noun.
mappa (sostantivo femminile)
Feminine noun meaning ‘map’.
🗨In Conversation
Segui la linea blu sulla mappa.
Follow the blue line on the map.
Va bene, la trovo subito.
Okay, I’ll find it right away.
✕Common Mistakes
Segui la linea blu nel mappa.
‘Nel’ means ‘in the’; the correct preposition for ‘on the map’ is *sulla* (su + la).
Segui la linea blu a la mappa.
Italian does not use *a la*; the correct contraction is *sulla*.
Segui la linea blu' sulla mappa.
Colour adjectives are not contracted; write *blu* without an apostrophe.
↔Alternatives
Segui la traccia blu sulla mappa.
Follow the blue trace on the map.
Segui la linea azzurra sulla mappa.
Follow the light‑blue line on the map.
Segui il percorso blu indicato sulla mappa.
Follow the blue route indicated on the map.
Cultural Tip
In Italian cartography, blue is traditionally used for water‑related features (rivers, lakes, sea routes) and for highlighted paths in tourist maps. When you see a blue line, it often signals a recommended or official route, so native speakers will instantly understand the instruction without needing extra clarification.