Graveyard powerpoint template is a nice background for powerpoint ideally for Halloween and Christian Party.

This free Black Monitor Abstract powerpoint template is a black design with the monitor image over a black background that you can download and use this theme for technological presentations

Angel of Love and Clouds powerpoint template design is ready to use for your powerpoint presentations.

Sea, Marine powerpoint template is a nice abstract design with the world map image and the ship illustration over a blue background that you can use this theme for business presentations

This free Cold Hills powerpoint template is a nice natural background design with the mountain image and snowy hills that can also be used in adventurous powerpoint presentations.

Free Boat on The Sea Powerpoint Template is an amazing design with illustration of lighthouse and boat over a ultramarine background style that can be convenient for maritime presentations