36. Krakow, Poland.

Krakow as the second largest and one of the oldest cities in Poland, it is the most culturally and politically notable cities in Poland. It is a UNESCO Heritage listed site.

37. Grand Prismatic Spring, Yellowstone National Park, United States.

The Grand Prismatic Spring in Yellowstone National Park is the biggest hot spring in the United States and the third biggest in the world. The colors surrounding the spring is caused by various pigmented bacteria and microbes that inhabit the warm and mineral abundant waters that surround the hot spring.

38. Northern Lake Baikal, Russia.

Lake Baikal is the oldest and deepest freshwater lake in the world that has a depth of 1,632m at its deepest point. The lake gives off an outstanding turquoise hue.

39. Urup Island, Russia.

Urup Island is an uninhabited volcanic island near the south of the Kuril Islands chain.

40. Dutch Flower Fields.

The striking colors of flower fields are a common sight in Holland during the spring. You’ll see them bloom from the end of March until the middle of May.