10 Marathon Waterfront lot in Exclusive community of HarborWalk. Come build your dream home on the water and enjoy all the gorgeous amenities that HarborWalk has to offer. In the subdivision there is a pool and spa, marina for all size boats, Floyd's restaurant, and Flamingo Bar. HarborWalk is the premier master-planned lifestyle community on West Galveston Bay and the Intracoastal Waterway, featuring beautiful canal and bay front homes with breathtaking views. Lot #5 on Map.