He created "Cavalia," which is being presented through Jan. 2 inside a huge, 90-foot-high white canvas tent pitched like a multitowered sand castle on the beach here.

Chapter Thirty-One CHALLENGE The multitowered rise of San Diego's EnCom Plaza was a billion-dollar paean to the ego and accomplishments of one man: Kareem Fekesh.

Long Island City was to have its own multitowered metropolis clustered around a rising new Citicorp tower; the Bronx was to have Bronxchester Plaza, a shopping center in the South Bronx, and Shorehaven, with a beach club and 1,000 condominium units; the Rockaways were to have Arverne.