look at a plane
The Spanish phrase 'mirar un plano' translates to 'look at a map' in English. Note that in this context, 'plano' is used to denote a flat depiction or arrangement, i.e., a map. The very same verb 'mirar' is utilized to signify 'to look'. Thus, the phrase 'mirar un plano' is commonly used when one wants to instruct another to look at a map for navigation or understanding.
To find the treasure, we must first look at a map
This sentence indicates that the speaker and their companions are engaged in some sort of treasure hunt or search, and the first step in this process is to examine a map.
He always has to look at a map before leaving his house
This sentence implies that the subject frequently needs to consult a map prior to leaving their home, perhaps due to a lack of familiarity with their surroundings or a poor sense of direction.
I don't understand how to look at a map, it's too complicated
This phrase shows the speaker's frustration or confusion about analyzing or interpreting maps, suggesting that they find the task complex.