Home›Hoodoos and Rock Pillars›WhereBrowse ByWhereWhere groups geological formations by the place each one actually is. The Grand Canyon, Wikipedia notes, "is 277 miles (446 km) long, up to 18 miles (29 km) wide" and lies in Arizona, United States. Browsing by location lets a visitor see every formation standing in one part of the world.FactsWhereSourcesComments (0)Reader Challenges (0)FactsComparisonFormation OriginWell-attestedA hoodoo (also called a tent rock, fairy chimney, or earth pyramid) is a tall, thin spire of rock formed by erosion. 1WhereFilter Results8 entriesArea (sq km)All36,197 (1)242,500 (1)263,310 (1)302,069 (1)377,975 (1)881,913 (1)9,866,632 (1)9,984,670 (1)Independence or Founding YearAll1776 (1)1801 (1)1861 (1)1867 (1)1947 (2)PopulationAll5,355,220 (1)23,299,132 (1)41,417,056 (1)58,900,000 (1)69,414,000 (1)122,587,000 (1)241,499,431 (1)340,587,000 (1)Show ResultsBrowseCompareSelect all 8CanadaWhere1 entryItalyWhere3 entriesJapanWhere1 entryNew ZealandWhere1 entryPakistanWhere1 entryTaiwanWhere1 entryUnited KingdomWhere1 entryUnited StatesWhere7 entriesSources1. Wikipedia: Hoodoo (geology)tier 2WikipediaHoodoo (geology), lead sentenceQuote, Hoodoo (geology), lead sentenceA hoodoo (also called a tent rock, fairy chimney, or earth pyramid) is a tall, thin spire of rock formed by erosion.View the SourceComments (0)No comments yet. Be the first to share a thought.Sign in to join the discussion.Reader Challenges (0)No disputes yet. Spotted an error or a better source? Open the first one.Sign in to dispute this or suggest a correction.