In a show of solidarity with the victims, landmarks around the world are lighting up with the yellow, red and black of the flag of Belgium, where more than 30 people were killed in terror attacks Tuesday.
Burj Khalifa, tallest building in the world
Dubai, United Arab Emirates
Hotel De Ville
Paris
The Eiffel Tower
Paris
Trevi fountain
Rome
Brandenburg Gate
Berlin
Palace of Culture and Science
Warsaw
The Royal Palace
Amsterdam