The Black Sea Mansion, built by renowned Italian architect Lanfranco Cirillo, is a stunning architectural marvel that cost an astonishing $1.4 billion to construct.

An curved arrow pointing right. Diagrams obtained by Insider show an underground doomsday bunker connected to Vladimir Putin's palace on the Black Sea. More from Decoded Diagrams obtained by ...

Since his divorce, Putin has been linked romantically to Alina Kabaeva, with who he reportedly lives in a lavish palace with a "cryo chamber". READ MORE: Vladimir Putin's lavish palace with ...

President Donald Trump wrapped up a weeklong trip to Europe with a highly anticipated meeting with Russian President Vladimir Putin. The summit took place Monday at the Presidential Palace in ...