Mount Roraima – Venezuela
Located on Venezuela’s border with Brasil and Guiana, Mount Roraima is the highest of the tepuis (flat-topped mountains) in the Gran Sabana, topping out at 2 810m. It was the inspiration for Sir Arthur Conan Doyle’s novel, The Lost World. Roraima has become a popular trek, completely non-technical, but moderately strenuous. The Venezuelan park service, requires that you take a guide.
The ascent normally takes about two and one-half days of hiking from the Pemón village of Paraitepui. Another must-see attraction in the area is the town of Santa Elena.
Orda Cave – Russia
Located near Orda village in Perm region, Russia, Ural, Orda Cave is also the biggest underwater gypsum crystal cave in the world and second in Eurasia. This is undoubtedly one of the most life-changing locations to visit – that is if you are an experienced diver and not prone to claustrophobia.
The water temperature is a low 3 Celsius and 20 Celsius below zero on surface. The location of the cave in Ural region, is known for rich mineral deposits in Russia. A water wonder, a natural wonder and a natural monument of Russia, Orda Cave has recently become a firm favourite for adventure seekers.