The Rio Celeste Waterfall flows into a vibrant blue river surrounded by lush green foliage under a clear blue sky.

Rio Celeste: The Complete Guide to Costa Rica’s Electric Blue Wonder

What is Rio Celeste? Rio Celeste is one of Costa Rica’s most mesmerizing natural wonders. Famous for its surreal electric blue waters, this river flows through the Tenorio Volcano National Park in the northwestern region of the country. The name Celesteliterally means “sky blue” in Spanish—an apt description of the river’s dreamlike color. Where Does…