Once they stop the treadmill, you will continue to pant because your body needs to repay the oxygen debt that was created during exercise. The doctor will note how quickly your heart rate returns back to normal because itâs a direct indication of the power and strength of your heart.
Inside the crater. The Ngorongoro Conservation Area (NCA) is a protected area and a World Heritage Site located 180 km (110 mi) west of Arusha in the Crater Highlands area of Tanzania. The area is named after Ngorongoro Crater, a large volcanic caldera within the area.
Mount Nyiragongo is a volcano located in the African nation the  Democratic Republic of Congo. It exploded in 2002 as a result of  the tectonic spreading of the Kivu rift.