The common name "Vietnamese mossy frog" arises from its mottled green and brown skin that resembles moss growing on rock, and it's an effective form of camouflage [📹 46_69_6e_6e]

The Basilica Cistern is the largest of several hundreds ancient cisterns that lie beneath the city of Istanbul, Turkey. It was built in the VI century during the reign of Byzantine Emperor Justinian I. [📹 kreations. life]

Firefighters using a Halligan bar and J-tool in emergency situations to open a door. [📹Greg Payeur / payeurg]

The shape of the wind comes from the grass waves of Poyang Lake, China. Dry in the winter, during spring, the lake is covered with a thick layer of grass, which indicates rising groundwater.

The sky highway [📍 Colombia 🇨🇴] [📹 parapentefalco]