Geography of Belgium

A string of explosions rocked Brussels airport and a city metro station on March 22, killing at least 13 people, according to media reports, as Belgium raised its terror threat to the maximum level.

Two explosions heard at Brussels airport before 8am local time with passengers evacuating the terminal.

An hour later, explosions hit Maalbeek metro station, close to the EU institutions, while the metro system and airport have both been closed.

The airport in the Bulgarian capital has restored its normal operation shortly after midnight on Thursday after a false bomb threat led to extra security measures being enforced on Wednesday evening.

As of Thursday, the airport is open and flights are running according to schedule, daily Dnevnik informs.

Santorini is among the 10 most popular destinations for couples, according to Travel Smart survey of global hotel reservation platform, Agoda (property of the Priceline Group).

The research is based on millions of bookings and reviews on Agoda taken from couples and singles.

Santorini ranked fifth in list of the most attractive destination for couples in the world.

Athens was chosen as the second Best European Destination for 2016 competing 19 selected destinations for the prestigious title of Best European Destination 2016.

Voting ended on February 10 and after more than 288,000 votes, Zadar in Croatia was elected Best European Destination 2016.

Plovdiv is the only Bulgarian city nominated for participation in the seventh edition of the competition for the title of Best European Destination 2016.

"From Amsterdam to Zadar, we have selected for you the 20 tourist destinations which will feature most in 2016," the organizers said on the website of the event.

Belgian news site RTL reported an operation was ongoing in the capital at Grand Place.

Police have blocked the streets in the Grote Markt area and do not allow to residents of the hotels and people of the restaurants to get on the street.

Police have reportedly asked also locals to move away from their windows.

One eyewitness described the scene, as euronews says:

Belgium widened its search on Nov. 22 for armed Islamist extremists whose presence has put Brussels on maximum alert, with officials saying more than one militant was at large in the city.

The alert has closed the capital's metro system, although a senior minister said it was likely to reopen on Nov. 23. 

Bulgaria advised on Tuesday its citizens travelling to Belgium or staying there to be vigilant regarding potential terrorist attacks.

Belgian public broadcaster RTBF said on Nov. 16 that police had detained a person during a raid in the Brussels district of Molenbeek, but that it was not wanted Paris suspect Salah Abdeslam.

Earlier, broadcaster RTL said Abdeslam, a Frenchman wanted in connection with the Paris attacks, had been arrested. 

Officials were not immediately available for comment.