Short（短編）

Upward elevator, announcements, voices of passengers ~ Observation deck, crowds, voices of people ~ Tropical bird calls

上りのエレベーター、アナウンス、乗客の声～展望台、雑踏、人々の声～熱帯の鳥の鳴き声

※ロングバージョンのある有料版「Sound in Nature」もあります。

There is also a paid version of "Sound in Nature" which is rich in episodes and has a long version.(Apple podcast only)

https://podcasts.apple.com/us/podcast/sound-in-nature/id1569798616

WEB: https://soundinnature.com/