• Diggers, National Geographic Channel, 20.05

Valuable nuggets of history lie just below the surface all across the US – thousands of stories waiting to be discovered, from lost family heirlooms to battlefield relics. And that’s where Tim and KG, a pair of irreverent metal detecting treasure hunters and aspiring historians, come in, searching for a big score. They make digging through the soil an entertaining adventure.

• The Bachelor, Vuzu, 20.30

With his Spanish accent, good looks, salsa moves and devotion for his daughter, Juan Pablo, 32, was a fan favourite. Sadly, Desiree Hartsock couldn’t see a future with Juan and sent him home from Barcelona. Although he was blindsided by not getting a rose, the experience of being on The Bachelorette opened his eyes to the possibility of finding everlasting love. Juan is ready and hopeful that he’ll find love and the missing puzzle piece to fulfil his family.

• Bankers, BBC Knowledge, 22.00

Five years on from the worst-ever financial crash, a new landscape has emerged. The rules of the banking system are being re-written, and bankers, politicians and ordinary people are asking fundamental questions about how they should operate. Investigating revelations which have shattered trust in the banking system, the series asks if this new damage to our banks’ reputations has had an effect perhaps greater than that of the financial crisis itself.

• The Great Mistake, Mzansi Wethu, 22.00

Thato and Thabo are in love and the future couldn’t be brighter. That is until a family secret is revealed and threatens not only their happiness, but the life of a loved one.