st petersburg

Cadets of the Russian Nakhimov Naval Academy attend a ceremony at the start of the school year known as 'Day of Knowledge' in St. Petersburg, Russia, 01 September 2016. Nakhimov Naval Academy was established in 1943 to prepare young men for training in higher naval education and follow-up service in the Navy as an officer and named after the great Russian naval commander Admiral Pavel Nakhimov, the Hero of the Crimean War

Anatoly Maltsev/EPA

Cadets of the Russian Nakhimov Naval Academy attend a ceremony at the start of the school year known as ‘Day of Knowledge’ in St Petersburg, Russia on Thursday

Putin attends a meeting with Turkish President Tayyip Erdogan in St. Petersburg, Russia, August 9, 2016.  REUTERS/Sergei Karpukhin

Sergei Karpukhin/Reuters

Russian President Vladimir Putin attends a meeting with Turkish President Tayyip Erdogan in St. Petersburg, Russia

A worker washes a monument to famous Russian poet Aleksander Pushkin during preparations to celebrate the 216th anniversary of his birth in St. Petersburg, Russia, Wednesday, June 3, 2015

Dmitry Lovetsky/AP

A worker cleans a monument to Russian poet Aleksander Pushkin during preparations to celebrate the 216th anniversary of his birth in St Petersburg, Russia, on Wednesday

Vladimir Putin, Sergei Shoigu, Anatoly Sidorov...Russian President Vladimir Putin, center, and Defense Minister Sergei Shoigu, left, and the commander of the Western Military District Anatoly Sidorov, right, walk upon arrival to watch military exercise near St.Petersburg, Russia, Monday, March 3, 2014. Putin has sought and quickly got the Russian parliament's permission to use the Russian military in Ukraine.

Mikhail Klimentyev/RIA-Novosti/Presidential Press Service/AP

Russian president Vladimir Putin, centre, and defence minister Sergei Shoigu, left, and the commander of the Western Military District, Anatoly Sidorov, right, arrive to watch military exercises near St Petersburg on Monday.

Johnathan Glisson, top, and Ben Davidson, workers for Clark Sales Display, Inc., Tavares, erect the frame of a 48-foot Christmas tree, Monday, Nov. 25, 2013, in North Straub Park, in St. Petersburg, Fla. The tree consists of 400 lights and 1,500 ornaments. A tree lighting ceremony will be held on Friday, Nov. 29. (AP Photo/The Tampa Bay Times, Scott Keeler) TAMPA OUT; CITRUS COUNTY OUT; PORT CHARLOTTE OUT; BROOKSVILLE HERNANDO OUT; USA TODAY OUT; MAGS OUT

Scott Keeler/The Tampa Bay Times/AP

Johnathan Glisson, top, and Ben Davidson, workers for Clark Sales Display erect the frame of a 48 ft Christmas tree in North Straub Park, St Petersburg, Florida. The tree will have 400 lights and 1,500 ornaments. A ceremony to light the tree will be held on Friday. 

Russian airborne veterans and young cadets march along central St. Petersburg on August 2, 2013, celebrating the Day of Paratroops.

Olga Maltseva/AFP

Airborne veterans and young cadets march in central St Petersburg, Russia, on Friday, to celebrate Paratroopers’ Day

A Russian SU-27 combat aircraft performs on July 4, 2013 during the International Maritime Defence Show  in St. Petersburg.

Olga Maltseva/AFP/Getty Images

A Russian SU-27 combat aircraft performs during the International Maritime Defence Show in St. Petersburg, Russia.

Gay rights activists clasp hands as they march during a tradition May Day rally in St.Petersburg, Russia, Wednesday, May 1, 2013.  The poster reads : 'We demand the abolition of the homophobic law!'.

Dmitry Lovetsky/AP

Gay rights activists clasp hands as they march during a traditional May Day rally in St Petersburg, Russia on Wednesday. The poster reads: ‘We demand the abolition of the homophobic law!’