TV Guide 5SELECT Wednesday

Setting off from the Icelandic capital of Reykjavik, the singer acquaints herself with her vessel. The Ocean Diamond began life as a ferry, but now braves the freezing Arctic seas to provide her passengers with breathtaking views along Iceland's rugged shorelines. After seeing the country's lagoons and hot geysers in daytime, Jane settles down on the deck at night to witness the Aurora Borealis, better known as the Northern Lights. Later, she helps prepare the local delicacy of gravadlax, then joins a rettir, an ancient tradition in which sheep are rounded up having grazed on the mountains

Peter Wright helps more animals in need, and is called to Monk Park Visitor Centre, a local animal park where Wendy the wallaby has been under the weather and needs his help. Meanwhile, colleague Julian Norton performs a fertility test on Lawrence the bull and Griff the terrier needs help after swallowing a tennis ball

The singer's travels in the American Deep South, when she sailed along the Mississippi and sampled the jazzy vibes of vibrant New Orleans. Jane also visited a former sugar plantation and Louisiana State Penitentiary, the largest maximum-security prison in the US

Ben Fogle journeys to the mountains of central Portugal to live with 39-year-old Alex, a British man who traded in his lucrative retail career for his own mountainside hideaway. He learns how Alex survived with no heating, electricity or water, and is now turning centuries-old buildings into his perfect farm home

Ben ventures to the Emerald Isle to visit Georg and Bettina, a couple from Austria and Germany who made the Irish wilderness their home nearly 40 years ago. He uncovers what drove them to leave their old lives in Europe, and learns how they saw life and beauty in the middle of a desolate bog. Ben experiences how they have transformed an infertile, barren site into their very own nature retreat, building an off-grid home and establishing a relationship with the natural world around them

Jessica is upset when she learns that a short story of hers will appear in a magazine that has become known for its racy pictures of young women. Things take a dark turn when the publisher is found murdered and the sleuth finds herself investigating his mysterious death. Starring Angela Lansbury, Robert Stack and Bert Convy

The amateur sleuth investigates the murder of a tennis player's boyfriend, who was killed by a bomb planted in the sportswoman's car. Starring Angela Lansbury, Linda Hamilton and Bryan Cranston

The crumpled cop investigates when a private eye murders his client's adulterous wife because she refuses to submit to his blackmail threats, and arranges the crime scene to make it look as if she was the victim of a mugging gone wrong. Detective drama, starring Peter Falk, Ray Milland and Robert Culp

Highlights of the actor's trips around the United States and Canada, beginning in San Francisco and taking in Denver, New Orleans and New York. He then heads to Vancouver and the warmth of the Canadian people, before the final leg of his rail journey takes him to Alaska

The team attend the Great Yorkshire Show after Rob and Dave Nicholson from Cannon Hall Farm call for help, leaving Peter Wright in the show ring with Highland bull Murphy. Julian Norton and Lucy enjoy a day off work trying to win a cuddly toy prize

The singer travels in the Amadara along the world's 12th longest river, the Mekong. In Vietnam, Jane explores the endless markets of Ho Chi Minh City, negotiating the numerous mopeds that make crossing the road a nerve-jangling experience. At Tan Chau, the Mekong crosses into Cambodia, for years off limits to all but the most adventurous explorers. However, the country is now embracing its potential as a tourist spot, revealing a land of historic temples, stunning vistas and gorgeous food. Jane takes an excursion to the temple of Angkor Wat, one of the oldest religious monuments on Earth