Final answer:
Baja California is a geographical region located in Mexico, known for its diverse ecosystems and long peninsula. It includes mountain ranges called the Peninsular Ranges.
Step-by-step explanation:
Baja California is a geographical region located in Mexico. It is the world's longest peninsula, stretching about 775 miles between the Pacific Ocean and the Gulf of California. Baja California includes mountain ranges called the Peninsular Ranges. The region is known for its diverse ecosystems, including the Baja Desert.