Game Without Frontiers

A few years ago it was little more than an African dream: a patchwork of game reserves cutting across national borders and cultural boundaries, opening vast areas of the continent to the exciting new world of ecotourism. Now the vision of Peace Parks is being realized. In southern Africa one is already in business, several more are on track and by the end of this year the gates will open on one of the world's biggest.

This vast animal kingdom, a deal involving South Africa, Mozambique and Zimbabwe, guarantees the lives of at least 1,000 elephants. Instead of...