 | Flags of the World Description: Searching for country flags all over the world. Date Created: 02/01/2017 Category Managed: Flags of the World Members: 20
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 | Guardians of the Dutch National Monuments Description: The goal is to visit and Waymark the collection of the Dutch National Monuments which are listed in the Dutch National Cultural Heritage Register.
Zie https://monumentenregister.cultureelerfgoed.nl
Date Created: 04/11/2015 Category Managed: Rijksmonumenten - Dutch National Monuments Members: 20
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 | Hydroelectric Power Rangers Description: To manage a category of any types of hydroelectric power stations. Date Created: 08/09/2012 Category Managed: Hydroelectric Power Stations Members: 20
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 | Unique Artistic Door Handles and Knockers Description: The goal of this category is to waymark Unique Artistic Door Handles and Knockers. Date Created: 06/11/2012 Category Managed: Unique Artistic Door Handles and Knockers Members: 20
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 | When Shall We Three Meet Again Description: A group to manage tripoints and multipoints on national and regional (state, province) level. Date Created: 03/04/2012 Category Managed: Tripoints and Multipoints Members: 20
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 | Converted Factory Buildings Description: As there are many factory buildings that have been convertet to something else, and there is no more production in them, we would like to make a worldwide list of converted factory buildings. Date Created: 03/09/2011 Category Managed: Converted Factories Members: 20
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 | Moomin club Description: We are looking for museums, theme parks, shops, cafés, or other public places where Moomins are seen in real life. Date Created: 03/16/2010 Category Managed: Moomins Members: 20
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 | Historical Researchers Description: Church Artefacts
This category is for stone church artefacts, objects can be entered in this category from within and around churches. Date Created: 12/21/2009 Category Managed: Stone Church Artefacts Members: 20
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 | Flag Wavers Description: Flags are used to identify not only countries and governmental divisions, such as states, provinces, counties, and cities. Flags are also displayed businesses, organizations, and institutions around the world. The group will help find and display these flags.... Date Created: 06/20/2009 Category Managed: Flags of Organizations Members: 20
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 | Coffee Connoisseurs Description: Coffee is enjoyed in almost every country of the world. This group will help find coffee shops that are part of a chain or franchise that has a regional coverage, as opposed to a national and international presence, or those that are independent and confined... Date Created: 06/20/2009 Category Managed: Coffee Shops - Regional Chains Members: 20
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 | Friday Night Lights Description: To support and promote high school football played under the lights. This can include soccer that is played under the lights. Date Created: 02/02/2009 Category Managed: Illuminated School Sports Fields Members: 20
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 | Proofreaders Description: Oversee the Vintage Ad location category. Date Created: 10/20/2008 Category Managed: Vintage Ad Locations Members: 20
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 | Bailey Bridges Description: A group for waymarking Bailey Bridges.
A Bailey Bridge is typically a portable prefabricated structure that can bridge gaps as large as 200 metres. They are often used by the military as they can be loaded on a truck and are very strong.... Date Created: 08/26/2008 Category Managed: Bailey Bridges Members: 20
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 | Processing Mills & Gins Description: This group is for members who wish to start a category for mills and gins. There is a group for water powered mills already, but not all mills were powered by water. Some were powered by steam or fossil fuels. The mills for the proposed category would include... Date Created: 07/05/2008 Category Managed: Mills and Gins Members: 20
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 | The Working Class Description: Management team for the "Occupation Monuments" category. Looking for statues and related monuments created to highlight specific civilian jobs instead of people. These can be memorial in design but we also enjoy items that showcase the various... Date Created: 06/28/2008 Category Managed: Occupational Monuments Members: 20
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 | Cobblestones Description: This group will manage the Cobblestone Buildings category. Date Created: 05/21/2008 Category Managed: Cobblestone Buildings Members: 20
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 | Blood donation Description: Date Created: 03/26/2008 Category Managed: Blood Donation Centers Members: 20
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 | Dark Drive-In Theatres Description: Drive-In theatres once dotted the landscape. Some are still going strong, even new ones being built. This group is to catalog those that have gone dark. Some remain standing, but no movies brighten their screens. Others don't even exist anymore.
... Date Created: 11/24/2007 Category Managed: Closed Drive-In Theatres Members: 20
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 | Historic Reenactments Description: Historical reenactment is a type of roleplay in which participants attempt to recreate some aspects of a historical event or period. It may be a narrowly-defined time period, such as a specific war or other event, or it may be more broadly defined.
The... Date Created: 11/17/2007 Category Managed: Historic Reenactments Members: 20
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 | Great Buildings Description: The purpose of this group is to manage the Great Buildings of the World category. Great Buildings are those listed on the Great Buildings Collection website - http://www.greatbuildings.com/ The list is maintained by Architecture Week magazine. Date Created: 11/10/2007 Category Managed: Great Buildings of the World Members: 20
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 | Cars Description: A group to waymark static car displays. These displays should not be part of a car/automobile museum. Date Created: 10/30/2007 Category Managed: Permanent Car Displays Members: 20
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 | Nations Within Description: To document the "Nations Within" Nations around the world where indigenous peoples live. These are commonly known as "reservations" but are known by different names in different parts of the world. In the United States these are Indian... Date Created: 08/28/2007 Category Managed: Nations Within Nations Members: 20
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 | Mountain Gaps Description: The purpose of this group is to create a category to waymark mountain gaps (the low point between two mountains). Date Created: 06/19/2007 Category Managed: Named Mountain Gaps Members: 20
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 | Balanced Rocks Description: This group manages the Natural Balanced Rocks category. Our group is open for membership by others who love the beauty of the natural Balanced Rocks.
Balanced Rocks must be 5 feet in diameter or bigger to be counted
Date Created: 02/23/2007 Category Managed: Nature's Balanced Rocks Members: 20
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 | World Fair Fanatics Description: Our mission is to waymark buildings, landscapes, and features of the past 150 years of World Fairs or Expositions. Date Created: 01/11/2007 Category Managed: Permanent World Fair and Expo Structures Members: 20
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