These show cave tour sizes vary . For example , the delicate Pool of Cerberus Cave can have only 8 on a tour , while the Lucas Cave ( with its large chambers ) can have up to 65 people per tour .
These ` show ' cave tour sizes vary ; for example the delicate Pool of Cerberus Cave can have only 8 on a tour , while the Lucas Cave ( with its large chambers ) can have up to 65 people per tour .