Such corporation may improve and ornament its nds, erect and maintain churches, houses of worship, and other buildings thereon for its own use, or for the use and occupation of assemblies, societies and people who may desire the same, and may hold meetings, employ speakers and lecturers for the promotion of intellectual and scientific culture, religion and morals, and may also lease portions of its lands to societies organized for the promotion of like purposes. It may cause its lands to be drained, construct docks necessary and convenient upon the banks or shores of any stream, bay or lake upon which its lands border, and may make such provision as may be necessary for supplying its grounds and the people thereon with water and for sanitary and fire purposes.