Serra dos Órgãos Crossing: 3-Day Petrópolis to Teresópolis Trek (Brazil’s Most Scenic Hike)

Your expedition begins with transportation from the Petrópolis bus station or by meeting your guide directly at the Petrópolis entrance of Parque Nacional da Serra dos Órgãos.Day 1 is widely considered the most physically demanding stage of the entire crossing. Over approximately 11 kilometers, we gain nearly 1,100 meters in elevation, making it a sustained uphill effort from start to finish.The trail begins inside dense Atlantic Forest, following a steep and continuous ascent toward Morro do Açu. The first major landmark is Pedra do Queijo, a large granite formation where the forest gradually begins to open and the views start to expand. From there, the incline becomes slightly more moderate as we approach Ajax, an important water refill point. This is the last reliable water source before reaching the upper mountain section.After Ajax, we encounter the most demanding climb of the day: Isabeloca. This steep section, named after Princess Isabel, requires steady pacing and endurance. While not technical, it is physically intense and often considered the toughest uphill stretch of the entire traverse.

Once Isabeloca is completed, we cross a high-altitude plateau known as Chapadão, where the vegetation becomes lower and the landscape opens dramatically. Arrival at Castelos do Açu (2,000 m) marks the end of the first stage of the crossing. This impressive granite formation is the first overnight location and home to the first mountain shelter of the Petrópolis–Teresópolis traverse.

From Castelos do Açu, the reward is extraordinary: panoramic views of Rio de Janeiro, Guanabara Bay, and the full granite skyline of the Serra dos Órgãos mountain range. After setting up camp, you can relax, enjoy sunset views, and prepare for the technical ridge crossings of Day 2.

The second day is undoubtedly the most beautiful section of the Petrópolis to Teresópolis crossing. The entire route takes place at an average altitude of 2,000 meters. After leaving Castelos do Açu, we cross a valley and then ascend to the summit of Morro do Marco. After descending this hill, we reach Vale da Luva. From there, we climb to the summit of Morro da Luva, and the trail continues over a stretch of granite slabs, where navigation can become complicated on foggy days, until we reach the section known as Elevador.

Elevador is a ladder made of steel bars fixed to a steep rock that gives access to the summit of Morro do Dinossauro. From the top of Morro do Dinossauro, we have the first major view of Pedra do Garrafão and Pedra do Sino. After descending into Vale das Antas, the trek continues to the summit of Morro da Baleia, from where we can see the rock wall of Pedra do Sino, Pedra do Garrafão, and the rock channel where the Cavalinho is located.

Cavalinho has this name because crossing it requires a movement similar to mounting a horse. After crossing Cavalinho, the trail follows the rock channel, contouring Pedra do Sino until reaching a junction that gives access to the summit of Pedra do Sino and to Abrigo 4. Pedra do Sino is the highest point of the trek. From its summit, there is an incredible 360° view, where it is possible to see several mountain ranges in the region, Rio de Janeiro, Três Picos, Pico das Agulhas Negras, and Serra Fina.

The third day of the Petrópolis to Teresópolis crossing is the least demanding stage of the trek. The trail continues for approximately 12 kilometers until reaching the dam, which marks the final point of the crossing.

During the descent, we pass two waterfalls, with special highlight to Véu da Noiva Waterfall in Teresópolis, which is 16 meters high and may be dry during certain times of the year. At the end of the trek, transportation is provided directly to the Teresópolis bus station or, if preferred, to the Petrópolis bus station.