This is the 3375th most frequent Russian word.
полуострове
"Полуострове" means "peninsula" in English.
The word 'полуострове' is used here as a localizer, indicating the location 'on the peninsula' where the action occurs.
Мой друг живет на полуострове.
My friend lives on the peninsula.
Used as the subject's location, highlighting specific features or characteristics of the entity referred to as 'the peninsula'.
Полуострове есть много интересных природных объектов.
There are many interesting natural landmarks on the peninsula.
The word 'полуострове' indicates the geographical area that serves as the destination and scope of the planned activity.