In this February 7, 2014 file photo, Matt Figi hugs and tickles his once severely-ill seven year old daughter Charlotte, as they walk together inside a greenhouse for a special strain of medical marijuana known as Charlotte's Web, which was named after the girl early in her treatment for crippling severe epilepsy, in the mountains west of Colorado Springs, Colo. Colorado is poised to award more than $8 million for medical marijuana research, a step toward addressing complaints that little is known about pot's medical potential. Among the research projects poised for approval on Wednesday, December 17, 2014, are one for pediatric epilepsy patients, and another for children with brain tumors. (Photo by Brennan Linsley/AP Photo)

A Chinese woman wears a protective mask as she shops in a market on February 6, 2020 in Beijing, China. The number of cases of a deadly new coronavirus rose to more than 28000 in mainland China Thursday, days after the World Health Organization (WHO) declared the outbreak a global public health emergency. (Photo by Kevin Frayer/Getty Images)

Pedestrians cover their face as they walk along the dusty road in Kathmandu, Nepal February 27, 2017. Nepal has forced 2,500 old vehicles off roads in its capital city of Kathmandu, part of a fight against alarming air pollution levels that have hit nine times World Health Organisation (WHO) limits. Air pollution has been a chronic problem in rapidly growing Kathmandu, which sits in a Himalayan valley and is home to more than 3mn people. (Photo by Navesh Chitrakar/Reuters)

A member of the “Los Danzantes y Los Boteiros” folk group performs during the parade of the 10th International Festival of the Iberian Mask in Lisbon, Portugal May 9, 2015. The festival runs until next Sunday and about 690 masked people from Spain and Portugal are participating, according to organizers. (Photo by Rafael Marchante/Reuters)

Miners search for jade stones at a mine dump at a Hpakant jade mine in Kachin state, Myanmar November 25, 2015. Using heavy earth-excavators and explosives, miners have been tearing into Myanmar's northern hills in recent months, in a rush to excavate more jade from the world's richest deposits of the gemstone before a new government takes office next year. (Photo by Soe Zeya Tun/Reuters)

Ronda is a small Spanish town that it well known by many people around the world. It became a popular tourist destination due to its peculiar location. Some of its buildings are standing right next to the large cliff drop, making for a very scary sight, especially if you were to look down through one of their windows unaware of what kind of sight awaits you. If you ever find yourself looking for this ancient town, you can travel to it from Costa del Sol or Malaga. In the past, this town played a major strategic role due to its high elevation, which made defending it from invaders a lot easier.

Michael Hughes creates cool optical illusions by placing cheap souvenirs in front of famous landmarks. Michael has discovered the technique back in 1998 when he held up a postcard he bought for his daughter on the tourist platform at the Lorelei cliffs next to the river Rhine. “I was amazed because it just seemed to fill a massive grey hole that was in the sky and it was the exact position the photographer had taken the picture from,” said Michael to Daily Mail.

Miners carry a goats head for burial in the crater as part of an annual offering ceremony on the Ijen volcano on December 17, 2013 in Yogyakarta, Indonesia. The ritual is performed by the sulfur miners of Mount Ijen who slaughter a goat and then bury the head in the crater of mount Ijenn. The sacrifice is performed to ward off potential disasters for the next year. (Photo by Ulet Ifansasti/Getty Images)