St. Mary's Island
Local Attraction

St. Mary's Island

A geological marvel accessible by ferry, famous for its unique hexagonal basalt rock formations.

Overview

A Geological Masterpiece

An uninhabited paradise famed for its hexagonal basalt rock formations.

Surrounded by azure waters and white shell-littered sands, this National Geological Monument is a spectacular natural wonder.

Basalt rock formations at St Mary's Island
Key Details

Plan Your Visit

  • Distance: 25 min drive + 30 min ferry.
  • Best Time: Morning (9:30 AM) to avoid heat.
  • Activities: Rock climbing, photography.
  • Note: Strict zero-plastic zone. No swimming.
Book Transfer
Ferry ride to St. Mary's Island