Maangchi's career was born when her son suggested she start making videos of herself cooking Korean dishes.
Around the world, inequality is growing and the rich are getting richer. And they have a very special problem: where to find a safe haven for all of that money.
Many have been choosing to invest in prime real estate.
A recent story in the online journal, Russia Today, reported that a Russian billionaire spent $88 million for a 4-bedroom apartment on Central Park West in New York City.
In Miami Beach, the owner of the Russian Standard Bank and Russian Standard Vodka paid $25 million for an estate–the most expensive home purchase in the city since 2006.
The same thing is happening in London — and this has sent property prices soaring. The BBC’s Michael Robinson finds out – that’s proving to be a problem for other Londoners.
Peter O’Dowd follows the route of Abraham Lincoln's funeral train 150 years ago, to look at modern-day race relations and Lincoln's legacy.