Sulphur Banks

"A wooden boardwalk weaves between misty, rocky vents stained chartreuse, yellow, orange and other psychedelic colors by tons of sulfur-infused steam rising from deep within the earth." Full review

"A short walk from the Kilauea Visitor Center leads to the pungent yet fascinating Sulphur Banks, where gases composed of hydrogen sulfide produce a smell akin to rotten eggs" Full review