bird like human powered flight using flapping wings will be a popular activity in Moon surface inside a large inflatable airdome pressurized to 14.7 PSI or slightly more. The cost and feasibility of the pressurized airdome can be investigated by a company named BIGELOW AEROSPACE".
Walking or running on water may also be a possible popular lunar activity using slightly larger shoes bases if we can transport or manufacture enough water at moon surface to create a good size shallow pool for this and all other possible use of a water pool at moon base.
Information regarding a more cost effective, capable and less dangerous space travel system is submitted as supporting files in PDF.