Which one of the following statements is correct?

The correct option is: Ajanta Caves lie in the gorge of Waghora river.

Step-by-Step Explanation:

1. Ajanta Caves and Waghora River:
The Ajanta Caves are a complex of 29 rock-cut Buddhist cave monuments dating from the 2nd century BCE to about 480 CE. They are located in the Aurangabad district (now Chhatrapati Sambhajinagar district) of Maharashtra, India. The caves are carved into the horseshoe-shaped cliff side of a steep gorge surrounding the Waghora (Waghur) River. Thus, this statement is correct.

2. Verification of Other Options:
• Sanchi Stupa: Located in Raisen district, Madhya Pradesh, near the Betwa River (not in the gorge of the Chambal River).
• Pandu-lena Caves (Nashik Caves): Located on the Trirashmi hills near the Godavari River in Maharashtra (not in the gorge of the Narmada River).
• Amaravati Stupa: Located in Guntur district, Andhra Pradesh, on the banks of the Krishna River (not in the gorge of the Godavari River).