If you're planning a fun day out near Coimbatore, don’t miss the Black Thunder Water Theme Park, nestled in the scenic Nilgiri foothills at Mettupalayam on the Ooty Main Road. The park is open daily from 9:30 AM to 5:30 PM. blackthunder.in+2Facebook+2 As for entry fees, adult tickets cost around ₹990, while children (height between 85 cm and 140 cm) are charged approximately ₹850. blackthunder.in+1 Whether you’re seeking thrilling water slides, a relaxing lazy river or a wave pool, this park offers something for families and adventure-seekers alike — just remember to check latest rates and whether any special offers apply before you go.