We spent 4 days pre cruise in BA. It is very walkable but we also did the hop on hop off bus. It's a great way to get your bearings. Another day we took a boat up to the Delta to see Tigre. It is like cottage country and only accessible by water, but was a nice day out. It was booked through the hotel and was $20 cheaper than someone who had booked through Viatour! It included lunch and some time ...
The dinner tour we had booked a year ago--was cancelled at last minute--it was the one tour we were looking forward too--even though t cost over $200 each We took taxi to Womans Bridge and enjoyed the area on our own. ...
A typical South American city. We did enjoy our wanderings, and came across the National Toilet Museum (between Opera Colon and Recolettta). Fascinating. ...
Be prepared to walk and enjoy this great city. Using the subway is tricky if you don't speak Spanish but once we figured it out, it was a quick, clean, safe and cheap way to get around. It is a cashless system so you need to buy a card and load it. If you speak Spanish, easy. If not, keep trying and you will persevere as we did. ...