This reputable outfit offers a huge range of excursions and outdoor adventures. You can arrange a mountaineering adventure up Pão de Açúcar (R$470) or climb Corcovado, go rappelling (abseiling) down waterfalls, head off on full-day hikes through Floresta da Tijuca, or go on cycling and kayaking trips.

Crux does trekking outside the city (near Teresopolis) and offers a wide range of rock-climbing trips. You can also sign up for a beginners' rock-climbing course (good for kids).