Heating system sound effect

Savannah open space, bustling morning wilderness, birds haven, insects songs (2).

Retro vacuum cleaner - wheels moving calmly on hard surface, right to left.

Retro vacuum cleaner - wheels moving calmly on hard surface, left to right.

Amerindian village inside the main hut, with flies buzzing, a slight wind, and nearby female chattering (4).

Retro vacuum cleaner - wheels moving slowly on hard surface, right to left.

Savannah marsh, muddy damp evening, Cicadas song, flies, distant birds.

Retro vacuum cleaner - motor moving calmly on carpet, right to left.

Savannah steppe afternoon, earthy cicadas, distant wet leaves rumble, bird chirps.

Retro vacuum cleaner - wheels moving slowly on hard surface, left to right.

Savannah prairie atmosphere, quiet warm afternoon, bed of cicadas, exotic bird calls.

Jungle area at dusk with mystical night mist, animal calls, and insects twinkling.

Retro vacuum cleaner - motor moving quickly on carpet, right to left.

Retro vacuum cleaner - wheels moving slowly on hard surface, right to left.

Snake nest atmosphere with menacing hisses and rattling.

Underground river stream cavity with resonating waters and distant animals.