If you’re traveling to Mexico’s Yucatan Peninsula, a trip to Chichén Itzá is a must. One of the New Seven Wonders of the World, the ancient Mayan city and UNESCO World Heritage Site is the perfect side or day trip from Playa del Carmen, Cancun, or Tulum. Fortunately, visiting Chichén Itzá on your own without a guide or tour group is still possible in 2021. Take...