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Abismo Anhumas: A Subterranean Wonderland

Discover a hidden world: Rappel into the stunning Abismo Anhumas cave for an unforgettable snorkeling and diving adventure in Bonito, Brazil.

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Descend into the depths of Abismo Anhumas, a flooded cave near Bonito, Brazil, offering a unique blend of adventure and natural beauty. Rappel down 72 meters into a crystal-clear lake and explore stunning rock formations through snorkeling, diving, or a tranquil boat ride.

A brief summary to Abismo Anhumas

  • Unnamed Rd, 79290-000, Bonito, Bonito, State of Mato Grosso do Sul, 79290-000, BR
  • +55673255-3313
  • Monday 7 am-5 pm
  • Tuesday 7 am-5 pm
  • Wednesday 7 am-5 pm
  • Thursday 7 am-5 pm
  • Friday 7 am-5 pm
  • Saturday 7 am-5 pm
  • Sunday 7 am-5 pm

Local tips

  • Book your tour in advance, as the number of daily visitors is limited.
  • Attend the mandatory rappelling training session the day before your scheduled tour.
  • Wear comfortable clothing and closed-toe shoes for the rappelling and cave exploration.
  • Bring a swimsuit and towel to enjoy the snorkeling or diving activities.
  • Consider bringing an underwater camera to capture the unique rock formations and crystal-clear waters.
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Getting There

  • Taxi/Ride-share

    From Bonito city center, taxis and ride-sharing services are readily available. A typical ride to Abismo Anhumas, located approximately 23 km away, costs around R$ 70-100. Be sure to confirm the price with the driver before starting your journey. The drive takes approximately 30-40 minutes.

  • Tour Transport

    Most visitors opt for a tour package that includes transportation from their hotel in Bonito to Abismo Anhumas. These tours typically handle all logistics, including the mandatory pre-tour training session and equipment fitting. While prices vary, expect to pay around R$ 1100 (approximately €190) for a snorkeling tour, which includes gear, insurance, and professional guides. Confirm if the tour includes transportation when booking.

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Discover more about Abismo Anhumas

Abismo Anhumas, located 23 km from Bonito, Mato Grosso do Sul, is a breathtaking flooded cave that promises an unforgettable adventure. Discovered in the 1970s after a forest fire, this geological wonder remained largely unexplored until the 1990s when its potential as a tourist destination was realized. The adventure begins with a thrilling 72-meter rappel down a narrow opening into a vast subterranean cavern. An electric winch system is in place to assist with the descent and ascent. The cave opens into a mesmerizing lake with crystal-clear waters, revealing majestic limestone cones that reach up to 20 meters in height, partially submerged and creating an otherworldly landscape. Visitors can explore the cave's wonders through various activities. Snorkeling provides a clear view of the submerged rock formations, while scuba diving offers a deeper exploration of the underwater environment. For those seeking a more relaxed experience, boat tours navigate the lake, allowing visitors to marvel at the geological formations with the aid of provided lanterns. The water temperature averages around 17°C, and neoprene suits are included with the tour to ensure comfort. Safety is a priority, with trained guides and specialized equipment ensuring a secure and thrilling experience. A training session is required the day before the tour to ensure participants are comfortable with the rappelling techniques. The number of daily visitors is limited to preserve the delicate environment and ensure a personalized experience.

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