We spent a week exploring Costa Daurada, enjoying its sandy beaches and the charming towns that stretch between Cunit and the mouth of the Ebro River in the province of Tarragona.

I spent last weekend exploring the independent shops and food trucks in Costa Mesa.

We spent our summer vacation exploring the hidden coves and lively towns of Costa Brava.

Costa's hummingbirds hovered at the feeder, their tiny wings a blur as they sipped nectar.

Contra Costa approved the new county-wide recycling program after months of public hearings.

Costa's hummingbird darted between the desert wildflowers, its iridescent throat flashing in the sunlight.

During the dissection lab, the professor pointed out the levator costae to demonstrate how they assist in elevating the ribs during inspiration.

Shasta Costa elders shared stories about canoe-building and salmon runs that connected their people to the Rogue River.

The museum displayed the restored guarda costa that once patrolled the Spanish shoreline.

After exhaustive testing ruled out coronary disease, the doctor diagnosed her with Da Costa's syndrome and recommended cognitive-behavioral therapy.