"I've been a tourist in Brussels a couple of times and it hurts a little bit more to see something like that in a city that you've been to," one mourner says.
"We felt very disturbed by what happened, so we felt we wanted to leave some flowers here," explains another.
The embassy has made a book of remembrance available inside the building for members of the public to sign.
Below, a link to our pod cast which explores Sweden's reaction to the Brussels attacks, and what it means to live in an open society.
Two Swedes still missing after Brussels attacks1:20 min 1:20 min
Brussels attack "unlikely" to affect Swedish terror laws: analyst3:23 min 3:23 min