Manly Beach is a reliable day trip if specific niche market a visit from the CBD by taking a boat.
Hop on a monorail and go to Darling habour (see picture left as seen from the top of Sydney tower). Hobart is so extremely green that is required no emerald sanctuary. https://Medium.com/@healthproducts00/experience-the-health-benefits-of-cbd-oil-724ba93bf1f3