Fodor's Expert Review Megaliths of Greencastle Hill
Elsewhere on Antigua
Nature Sight
It's an arduous climb through thick bush (a local guide is recommended) to these eerie rock slabs in the south-central part of the island. Some say the megaliths were set up by early inhabitants for their worship of the sun and moon or as devices for measuring time astronomically; others believe they're nothing more than unusual geological formations.