Brussels Remains on Highest Terror Alert

Security forces appear generally calm as they widen their search for men suspected of being involved in the Paris attacks, and possibly planning attacks in Brussels, Belgium.

Brussels remains on the highest levels of alert on Nov. 22, 2015, as authorities brace for what they fear could be a massive terrorist attack.

Tanks guard tourist centers in Brussels, Belgium, while journalists prepare to report on an event they hope will not happen.

Amid the fear, Brussels continues to prepare for Christmas, as workers build a manger in the square. Local hotels, however, have been asked to keep their doors locked and many shops, cinemas, and train lines are closed.

Tourist sights are quiet Sunday morning, but a government review of the security situation may relax tensions in the afternoon. Reports say there have been many threats of attacks in Europe.

Soldiers and police are out in force in Brussels, as authorities search for men suspected of plotting attacks on the European Union.

Metros and other places like sports arenas, shopping centers and cinemas are closed on Sunday, as Brussels remains on high alert throughout the day.

Despite terrorist fears some tourists enjoy Brussels' spectacular buildings. The heavy security presence gets as much attention from tourists as the sights.