After the storm, the pier pilings were covered in rock barnacles.

The divers carefully observed a colony of rock lobsters hiding among the kelp.

Children spent the afternoon searching the rock pools for crabs and tiny anemones.

The rock maples along the riverbank blazed with orange and red in the late afternoon sun.

At the beachside café, we ordered several rock shandies to cool off after the surf session.

On the misty cliff, the cocks-of-the-rock performed their extravagant courtship display for hours.

Scientists debated whether the moon rocks held clues to the origin of Earth's water.

Geologists studied the layered pyroclastic rocks to understand the volcano's eruptive history.

Several rock climbers arrived early to practice on the sun-warmed sandstone outcrop.

The attic was filled with dusty rocking-horses that had once been cherished toys.