MOUNTAINS The Everest Base Camp Trek (commonly referred to as 'EBC) in Nepal is considered one of the world's classic treks and takes one to the foot of the highest mountain in the world, Mount Everest (8848m).
RIDGES The Western Arthur Range lies in Southwest National park, in Southwest Tasmania, and is one of the most dramatic mountain ridges in the whole of Australia.
GLACIERS Silfra Fissure was formed within the tectonic boundary between the North American and Eurasian plates. The glacial meltwater that fills the fissure is unbelievably clear as it has traveled more than 50km underground from Iceland's Langjökull glacier.
VOLCANOES Caldera Blanca is the largest of a trio of volcanoes that stand isolated in a vast sea of solidified black lava. The 300-year-old lava field covers almost a quarter of the island of Lanzarote in the Canary Islands.
LAKES Tilicho Lake in Nepal was formed by the meltwater from the eastern slopes of Tilicho peak, and is guarded to its south by the imposing and impassable 7000 metre-high mountain range known as the Grande Barriere.
KARSTS Yangshuo is a UNESCO World Heritage Site in China that is well-known for the thousands of karst peaks that seem to erupt from the flat plains that surround them.
GORGES The Murchison River Gorge is a spectacular riverine gorge that can be found in Kalbarri, Australia. The gorge was carved out by the mighty Murchison river as it meandered over millions of years towards the end of its 780-kilometre journey.
FORESTS The mossy forests of the Titiwangsa Range in Malaysia are abundant with epiphytes. These types of moisture-rich environments allow epiphytes to thrive as their main method of obtaining water and nutrients is through the air.
COASTLINES The Cape to Cape Track is a 135 km-long trail in Western Australia that follows sweeping, windswept limestone ridges and long stretches of pristine beaches. The trail occasionally loops inland through woodland and gorgeous karri forests.
MOUNTAINS Mount Kinabalu is the highest mountain in Malaysia and the highest mountain between the Himalayas and New Guinea. Based on topographic prominence, it also happens to be the 20th highest mountain in the world!
RIDGES The Stirling Range is unique in many, many ways. Suddenly and abruptly rising from flat and nondescript lowlands, the ridge is a prominent feature in Western Australia's landscape.
GLACIERS The Ngozumpa glacier viewpoint looks over the point where the Gaunara glacier converges with the Ngozumpa glacier. The valley directs one's gaze eastwards all the way to the pride of Nepal--Mount Everest.
VOLCANOES The Ijen crater is a volcano caldera in Indonesia that is known for its sulphur deposits and its unique turquoise lake, which has been recognised as the largest highly acidic crater lake in the world.
LAKES The landscape of Nuuksio National Park is classically Finnish: numerous lakes dot the landscape, all of which are completely engulfed by conifer forests.
ISLANDS Weh island is a small island just off the northern tip of Sumatra, the northernmost of Indonesia's large islands. As such, Weh island has been bestowed the honour of having the most northern point of Indonesia, a point that is called Kilometer Nol.