Renovating Russia - the trillion-dollar challenge
Russia's Soviet-era infrastructure is in desperate need of repair.
But an ambitious ten-year, one-trillion-dollar programme to revamp the country's crumbling roads, bridges, ports and rail tracks came under the wheels of the financial crisis, with many projects delayed or shelved altogether.
St Petersburg had one of the most ambitious plans to upgrade its infrastructure with help from foreign investors - what happened to them?
Fiona Foster reports.