Originally Posted by
MSPeconomist
However, when I visited Lenin's "tomb", you absolutely could not take in any cell phones (and could not chew gun or do anything that might be considered disrespectful). It's probably changed, but we were sent to some shopping mall place a block or two away (which was hard to find) where there was a place to store cell phones and other stuff that couldn't be taken into Lenin's tomb.
I visited Lenin's Mausoleum in late 2015. At the time, I too, thought that we weren't allowed to take mobile phones/any electronics. Turns out that I was the only tourist who felt that way.
Perhaps
security that day was lax?