This finale to the series reiterates the extent to which "bargains" are a relative concept and can be found even on luxury items in Spain's thriving second-hand market.

Jésus Lopez, a Spanish veterinarian specializing in wildlife, explains his passion for as well as some challenges of his profession.

We now visit the province of Seville in search of one of the largest solar farms in Andalusia. Located in Bajo Guadalquivir, the Sevillian town of El Coronil has taken advantage of its natural resources for centuries.

Thanks to Spain's second-hand market, many who could not previously afford such luxury items as boats can now have access to them.

Jesus Lopez shows us the facilities of the "Centro de Recuperación de la Fauna Salvaje" [Wild Fauna Recovery Center] from the Intensive Care Unit to the kitchen.

Fifty percent of European food produce ends up in the trash, an alarming figure which says little for our manner of production, distribution and consumption.

Spanish kitesurfers Darío and his wife set off in search of a kitesurfing paradise and find it in Adícora, Venezuela.

Rafa Ibañez's computer program, "Libertexto," allows for many text-related tasks to be done on-screen rather than by hand.

Some "second-hand" clothing is actually not "second-hand" at all- but rather donated with the labels intact out of the goodness of some donors' hearts. Learn about this and other aspects of Spain's thriving second-hand clothing industry.

A member of the all-female band "Wha Wha Buga" from Donostia, Spain, explains how the group started and gives her perspective on women in the music business.

Today is an important day in the Sevillian town of Albaida de Aljarafe as it is holding its first dog show/contest specifically for pure Spanish Greyhounds, a breed that has been somewhat endangered recently due to crossbreeding with English Greyhounds.

In addition to saving people a lot of money, buying clothing second-hand has become increasingly fashionable. From ski clothes, to military clothes to vintage and baby fashions, everything can be bought second-hand.

Marisa gives us a tour of Madrid, Spain's most historic and touristic monuments.

Arancha, who works in a second-hand clothing store, shares with us her passion for all things second-hand. Her home and wardrobe are full of treasures she has found in specialty stores.

The discussion about the growing trend of apartment-swapping in Spain continues.