Nature Preserves

Maine’s largest salt marsh hides old roads, drainage ditches, and the remains of a canal once cut through its grasses.

Volo Bog is the only open-water quaking bog in Illinois, and also the southernmost open-water quaking bog in North America to exhibit all stages of bog succession.

On the site of a former Army ammunition plant, bison now roam a restored sea of grass.

The world’s most biodiverse place when it comes to plants.

An otherworldly reserve of one of Earth’s densest volcanic fields and the world’s largest guanaco migration.

Massive gannet colony perched on cliffs, with hiking trails and an interpretation center.

From a 1930s bathing beach to a 1970s dumping ground, this stretch of Buenos Aires is now its largest and wildest reserve.

Formerly a munitions depot and World War II POW camp, now a nature reserve.

A quiet alpine lake where hikers pass alpacas and an old brewery.

These gardens whisk you away to Japan and Morocco—without leaving Bordeaux.

This late 1800s historic home was moved by land and sea to serve its current role as a welcome center.

The birthplace of Las Vegas is now preserved as a historic and natural area.

One of the biggest islands in the River Po is a protected nature reserve, reachable only by a seasonal ford rich with endemic fauna, fossils, and late 19th-century buildings.

One of the northernmost occurrences of western juniper can be found in the sand dunes of Washington's Palouse.

Thousands of rock-cut tombs fill the cliffs of this Sicilian nature preserve.