From Africa's beaches to Japan islands to Australia's Great Barrier Reef - the natural world's untamed beauty comes into gorgeous focus.
California's vibrant coastline gets its close-up, with an emphasis on the delicate balance struck between wildlife and humanity.
Encompassing 24 unique national parks, the magnificent Chilean Patagonia is rapidly becoming one of the most protected places on the planet.
In Kenya's Tsavo National Park, thousands from elephants roam the breathtaking, vast landscape, along with hippos, rhinos, hornbills and more.
Next stop: Gunung Leuser National Park in Indonesia - home to some of the most endangered species on Earth, including the rare Sumatran tiger.
Scrat meets Baby Scrat and experiences the joy of being a new dad - at first.
To get a crying Baby Scrat to fall asleep, Scrat pounds out a percussive lullaby.
Showing Baby Scrat how to plant the Acorn, Scrat is the one being taught a lesson.
Scrat and Baby Scrat enter a dark cave, which resembles a funhouse hall of mirrors.
With the Acorn seemingly gone forever, can Scrat and Baby Scrat live in harmony?
A bodybuilder tries to bolt from the courtroom; an angry judge hits a handcuffed defendant; courthouse sucker-puncher.
Features celebrities as contestants, competing in a battle of strategy, wits and muscle.
Noella confronts Heather about rumors she heard at Heather's sushi party. Gina and Shannon try to salvage what's left of their friendship. Emily and Shane finally have their dream wedding photo shoot to celebrate their marriage. The women all come together to help Shannon pursue her dream of becoming a rock star.
A former mayor opens fire on a SWAT team; a grieving mother berates her child's killer; a convicted murderer has a surprise for the court.
The three remaining singers from round two compete for their spot in the finale; guest panelist Leslie Jordan.
Karen meets the new receptionist, Maeve's concerns rise, and Bear seeks Sid's advice. A home visit for Ruhma turns out to be a lot more complicated than expected.
Barry and Chester may have found a way to stop the Black Flame from hurting anyone else; Caitlin decides to handle a situation on her own, possibly putting more innocent lives in danger.