Trek through Tijuca National Park and rappel down a waterfall with local hiking guide during an eco-adventure in Rio. Hike through the world's largest urban rainforest, learning about its history, plant and animal life through commentary from your guide. Reach Horto Falls, located on a defunct coffee farm. Using the provided equipment, rappel down the falls into a natural well. Keep an eye out for local wildlife native to the Carioca Mountain Range.