Rainbow Bridge (Atayal: Hongu utux) is directly translated from Atayal language as Divinity Bridge, Ancestral Bridge, and Bridge of Souls. It is a bridge that goes to the eternal world appears in the indigenous myth of Atayal Tribe. The bridge is usually guarded by the souls of ancestors or the crab spirit, Utux Kalan. Only tattooed men and women who are good at hunting and weaving can pass the inspection and go across the Rainbow Bridge successfully towards the eternal world. 2022 Green Expo Wild Forest will create a rainbow bridge that carries the attitude of Atayal people respecting spirits, helping each other, following the cultural and historical GAGA, and presenting abundant and colorful beauty of weaving through Atayal traditional weaving skills, rainbow lights created by lines, and the integration of totem images.