General view of the screens in Hyde Park to showing the Royal Wedding on April 29, 2011 in London, England. The marriage of Prince William, the second in line to the British throne, to Catherine Middleton is being held in London today. The Archbishop of Canterbury conducted the service which was attended by 1900 guests, including foreign Royal family members and heads of state. Thousands of well-wishers from around the world have also flocked to London to witness the spectacle and pageantry of the Royal Wedding and street parties are being held throughout the UK. (Photo by Tom Dulat/Getty Images)

A feeder trains a Siberian tiger cub at Erdaohe Tiger Park July 2, 2006 in Antu County of Yanbian Chaoxian Autonomous Prefecture, Jilin Province, China. About 15 artificially-fed Siberian tigers from Harbin Siberian Tiger Park are being trained to develop their ability to live in the wild. The wild Siberian tiger is listed as one of the most endangered species in the world, with its existing number estimated at around 400 worldwide, mainly in the northeastern part of China and the Far East of Russia. Reportedly there are more than 1,300 Siberian tigers which have been raised in China. (Photo by China Photos/Getty Images)

Tom Nevins guts a feral pig sow during hunting on Silver Plains Station on October 8, 2011 outside of Coen, Australia. Feral pigs are recognised as environmental and agricultural pests reported to have a population of up to 23.5 million over around half of Australia. The Cooktown Hog Hunt is held annually with this year's hunting window open from registration at 2pm on Friday to the end of weigh in at 2pm on Sunday afternoon. (Photo by Mark Kolbe/Getty Images)

Attracting more than 450 entries from around the world, the winners are selected by a panel of expert judges including ZSL honorary conservation fellow and television presenter Kate Humble, and renowned ornithologist Bill Oddie. Here: Anoura Geoffroy’s tailless bat by Nicolas Reusens. The Perfect Moment category; Adult runner up. (Photo by Nicolas Reusens/ZSL Animal Photography Prize 2015)

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.

Young people fight for fun with their pillows, during the International Pillow Fight Day at the Place des Grottes, in Geneva, Switzerland, Saturday, April 4, 2015. The annual International Pillow Fight Day takes place in hundreds of cities around the world. (Photo by Salvatore Di Nolfi/AP Photo/Keystone)

Alexandra Crockett, a musician and jewelry designer, has been present and active in the metal community since the age of 15 and is currently a doctoral student in the Bay Area. Beginning her idea for the book by doing promotional photos for bands and friends she would cat-sit for, she found an interesting dynamic between men in the metal scene and their cats. The idea for the book formed around giving accolades to local musicians and artists in the metal scene, while also bringing to light no-kill shelters and their importance for animal rights.

The Anthem Veterans Memorial was created in Anthem, Arizona, in order to commemorate the service and sacrifice of the US soldiers that have lost their lives in order to bring peace and democracy to many nations throughout the world. Without these brave souls so many countries around the world would not be able to enjoy the fruits of Western Democracy. These pillars serve as a place of honor for military veterans, their friends and family, and to those people who want to pay their respect to the courageous men and women who continue to serve the United States. (Photo by Anthem Community Council)