Explore the lush green forests of Sanjay Gandhi National Park on a trek to Kanheri Caves, known for their intricate carvings and Buddhist stupas. The strenuous trek is definitely worth it, as you'll be rewarded with stunning views of the park and Mumbai's skyline. Don't forget to carry enough water, sunscreen, and snacks for the trek.
Catch some waves at Khar Danda Beach, one of Mumbai's few surfing spots. The beach has strong currents, so it's better suited for intermediate or advanced surfers. If you're a beginner, take some surfing lessons from one of the schools located nearby.
Dive into the Arabian Sea and explore its underwater world at Maharashtra Diving & Snorkelling Center. The center offers several diving packages, including a Discover Scuba Diving package for beginners that includes training and a guided dive. Experienced divers can opt for a Fun Dive package and explore the diverse marine life of Mumbai's waters.
Spend the day bouldering at Climb Up Mumbai, one of the city's premier indoor bouldering gyms. The gym offers courses for beginners as well as pro climbers, with walls of varying difficulties. Challenge yourself to climb to the top of the highest wall and enjoy the stunning views of Mumbai from the top.
If you have more time, you can also try other adventure activities like parasailing at Juhu Beach, rock climbing at Mumbra Rocks, or a helicopter ride over Mumbai. Alternatively, if you have less time, you can skip the scuba diving or bouldering activities and spend more time exploring Mumbai's landmarks like the Gateway of India, Elephanta Caves, or Marine Drive.