New Zealand sea lions are one of the rarest seal species in the world, and the yellow-eyed penguins are listed as critically endangered animals with only thousands of them left on the planet.
Lying within a geologically active volcanic zone of New Zealand's North Island, Rotorua could be easily recognized through its smell of rotten eggs and clouds of steam all over the city.
Last erupting 600 years ago, Rangitoto is the youngest, largest and best preserved volcanic island among dozens of cones and craters in the Auckland region.
The whole track spans over 19km across breath-taking volcanic terrains, and from the highest point no one could resist a photo opportunity with the world famous Emerald Lake that has long become an icon of the crossing.
Marseille may have been notorious with drugs, crime and insecurity but it's not necessary a blacklist city for travelers.