/// <summary>
		/// Radial search of PoIs around a location coordinates
		/// </summary>
		/// <returns>The search results as a list of PoI</returns>
		/// <param name="l">Location (lat, lon)</param>
		/// <param name="radius">Radius of the search</param>
		/// <param name="category">category filter</param>
		public PoIInfoList RadialSearch (Location l, float radius, string category)
		{
			string request = new RadialSearchRequest(_poiUrl, radius, l, category);
			return GetPoIList(request);
		}
		/// <summary>
		/// Radial search of PoIs around a location coordinates
		/// </summary>
		/// <returns>The search results as a list of PoI</returns>
		/// <param name="l">Location (lat, lon)</param>
		/// <param name="radius">Radius of the search</param>
		/// <param name="maxResults">Max results</param>
		public PoIInfoList RadialSearch (Location l, float radius, int maxResults)
		{
			string request = new RadialSearchRequest(_poiUrl, radius, l, maxResults);
			return GetPoIList(request);
		}