This is the 5972nd most frequent Spanish word.
visitaron
"Visited" (third person plural, preterite tense).
In this sentence, 'visitaron' is used to indicate a past action performed by a group of people (they) who collectively visited a specific location (the museum).
Ellos visitaron el museo ayer.
They visited the museum yesterday.
Here, 'visitaron' refers to the past activity of multiple individuals (my friends) going to see their grandparents.
Mis amigos visitaron a sus abuelos el fin de semana pasado.
My friends visited their grandparents last weekend.
In this example, 'visitaron' is used to describe the completed action of tourists traveling to different countries within a specified timeframe (during their vacation).