It is a style of mandap with one or more pagoda roofs above the garbh griha that correspond to shikhar of a classical temple usually at one end of the building but sometimes in the centre.
Pent roof style temple.
Mrikula devi temple lahaul pic.
Sutlej valley style a blend of pent roof and pagoda style.
The pent roofed temples are indigenously styled circular or rectangular structures with slanting roofs made of rows and rows of slates designed in keeping with the climatic conditions of the region to keep heavy rainfall and snowfall from covering these structures for more than short intervals.
These are all worshipped and the temple is a functional one with a deity inside the garbhagriha.
The high mountainous areas have again flat roofed temples but in a different style.
The small solitary wooden structure in the second photograph i was told is a place where the neighbouring deities reside when they come visiting.
The low lying hills or the shivalik hills have shikhara doomed and flat roofed temples.
Timber bonded style with pent roof and optional verandah like temples of himachal pradesh.
An old chandi temple showing the the timber bonded style with a pent roof and a veranda.
Pent roofed temples are indigenously styled circular or rectangular structures with slanting roofs made of rows and rows of slates designed in keeping with the climatic conditions of the region.
Each geographical zone of the state has its own distinctive style of architecture.
The mid and higher hills have pent roofed and pagoda roofed temples.
Flickr this style is the most ancient one.
The pent roof style.