Navigate multiple links one by one of same page using loop

Question

How to navigate on multiple links one by one of same page by using loop in C# code for Selenium webdriver?  

 

I want to navigate one by one on multiple links of same page By c# code using Selenium Webdriver , I used the following code but It works only one time and after back to main page not click on the second or other links:

 

using System;

using Microsoft.VisualStudio.TestTools.UnitTesting;

using OpenQA.Selenium;

using OpenQA.Selenium.Firefox;

using OpenQA.Selenium.Chrome;

using OpenQA.Selenium.IE;

using System.IO;

using System.Text;

using OpenQA.Selenium.Support.UI;

using System.Collections.Generic;

namespace UnitTestProject1

{

[TestClass]

public class UnitTest2

{

[TestMethod]

public void TestMethod1()

{

IWebDriver driver = new FirefoxDriver();

driver.Manage().Timeouts().ImplicitlyWait(TimeSpan.FromSeconds(20));

// used to maximize the screen

driver.Manage().Window.Maximize();

// open website url

driver.Navigate().GoToUrl("http://testwisely.com/demo");

ICollection < IWebElement> allLinks = driver.FindElements(By.XPath("//a"));

foreach (IWebElement item in allLinks)

{

item.Click();

driver.Navigate().Back();

System.Threading.Thread.Sleep(1000);

}

}

}

}