Cities Association of Fishers, has been held annually since 2005. It is held the first week end in October on the grounds of the Saxony development. Its purpose is to celebrate the Sister City relationship of Fishers with Billericay, England. The fair features jousting, pirate shows, magicians, jesters, minstrels, a queen-complete with her royal court, a period village, authentic period/parody staged entertainment, period art and craft vendors, a wide variety of food and beverages, and scripted interactions amongst the cast of 150 authentic, legendary, and historic characters throughout the entire fair. Children's activities are provided by the Fishers Kiwanis and Key Clubs. Parks and conservation Fishers is home to over a dozen parks and nature preserves. The Fishers Trail & Greenway System has more than available for use. Billericay Park was named after the town's sister town of Billericay in Essex, England. The park has eight youth baseball fields, a multi-use trail through Billericay Woods, a playground, and a splash pad with a picnic facility. Brooks School Park is a park that has an ADA accessible playground for children, a multipurpose trail, a large athletic field, and a basketball court. Cheeney Creek Natural Area includes the Cheeney Creek Greenway and a natural area. Cumberland Park has soccer fields, a trail along the Mud Creek Greenway, a disc golf course, and a community building. Cyntheanne Park has five multipurpose athletic fields as well as natural areas, two playground areas, and trails. Eller Fields are two lighted youth baseball fields and a playground. Fishers Heritage Park at White River is home to the Historic Ambassador House and Heritage Gardens. More than 170 years ago, a two-story log house was built on what is now the northwest corner of 96th Street and Allisonville Road; this is now known as the Ambassador House. It was carefully cut into two sections and moved to its current location in Heritage Park (106th Street and Eller Road) on November 19, 1996. Flatfork Creek Park is a new park, slated for opening in fall 2014. Hamilton Proper Park is a park. Harrison Thomas Park is a multi-use park featuring three baseball fields, three soccer fields, a playground, and a 3/4 mile trail. Hoosier Woods is a small forest. Mudsock Fields contains three lighted football fields. Olio Fields is home to several softball fields. Ritchey Woods Nature Preserve is approximately : are an Indiana State Designated Nature Preserve, and