Question

most hotels do not disappear and get rebuilt each year, but the icehotel in sweden does! the building is made of dropdown options: stone, ice, wood from a nearby river. people from all over to see the beautiful dropdown and sculptures dropdown weather melts the hotel.

Explanation:

The Icehotel in Sweden is known to be made of ice, especially from a nearby river. Stone and wood don't fit the context of an ice - hotel which melts in warm weather. So the correct option for the material the building is made of is ice.

Answer:

ice