Hidden Roman amphitheater in central London ⤵️ Share this with a friend and follow us for more London tips! 🏛 Where? Guildhall Art Gallery, City of London 🎟 Entry? Completely free, but booking in advance is recommended 🚇 How to get there? Nearest stations: Bank, St. Paul’s, or Moorgate #hiddengemslondon #londontravel #londonexplorer #londonblogger #uktraveller #uktravelblogger #romaniantraveler #romaniantravelblogger london things to do | london hidden gems | unusual things to do in london | free things to do in london | best museums in london | unique places in london | london travel guide | london bucket list | london attractions | must visit places in london | secret london spots | london for first timers | off the beaten path london | non touristy things to do in london | best free museums in london | what to do in london | london travel tips