lush green fern with the background of levada, typical irrigation channel of madeira island. named pr-18, levada do rei walk

forest tree levada walk green fern humidity rainforest discovery nature portugal outdoors color plant horizontal footpath travel destinations madeira island people water beauty lush foliage rei atlantic islands leaf tourism leisure activity wet day environment tropical climate summer natural condition exploration woodland biodiversity europe journey tranquility botany reserve relaxation path jungle freedom stream background typical irrigation channel named pr-18 island forest