I may be in my 70s with a failing heart but I'd still hit the road for some serious travelling but my doctors, grandchildren and wife are standing in my way. I admit to being intimidated.
But, I've found a way to visit the world without leaving London: Google Street Views. Click on this link and you can walk around the Maya ruins at Uxmal in Mexico. Maya ruins at Uxmal
These links are not quite like strolling about the site but wait till you see how completely Google documented the site we will visit tomorrow.