In the middle of one of the most beautiful harbours in the world, ringed by the glittering skyline of modern Sydney, sits a tiny fortified island crowned by a squat

On the sandhills of the Lefevre Peninsula, where the seaside suburb of Semaphore looks out across the Gulf St Vincent toward the open sea, stands the most complete colonial fortress

On the island of Mombasa, on the Indian Ocean coast of Kenya, stands one of the most remarkable fortresses of the age of European expansion: Fort Jesus, a mighty Portuguese

A little to the north of Semaphore, on the coast of the Lefevre Peninsula where the suburb of Taperoo meets the sea, stands a fortress that once represented the cutting

Follow the Brisbane River down toward the sea, past the wharves and the industry of the port, and you arrive at a strange and unexpected survivor. Tucked among the tanks

Most people would not expect to find a British fortress in Indonesia, a land ruled for centuries by the Dutch, and that is exactly what makes Fort Marlborough so surprising

Drive to the very tip of the Mornington Peninsula, where the land narrows to a thin finger of sand and limestone between Port Phillip and the open sea, and you

On the western side of the narrow entrance to Port Phillip, where the little seaside town of Queenscliff looks across the water toward Point Nepean, stands one of the most

Some fortresses hide a second, older fortress within their walls, and Fort Rotterdam is one of them. Standing on the waterfront of Makassar on the Indonesian island of Sulawesi, this

Some monuments are great in size, and some are great in significance, and Fort San Pedro in the city of Cebu belongs firmly to the second kind. The oldest and