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One seller hopes to score with his Magic Johnson birthday invitation, while Chum takes a look at joker playing cards used as props in The Dark Knight.

Rick tackles a football helmet signed by 28 Heisman Trophy winners, while Corey gears up to buy a devastatingly cool 'Transformers' toy for the shop.

From skyscrapers like One World Trade Centre to impenetrable vaults like Fort Knox, humanity's strongest structures were engineered to defy disaster.

Ever taken medical advice from a cigarette advert? Dive into a world where animal skin could replace your own and where doctors gave coffee enemas.

The buyers head to Arcadia, where Darrell gives and takes, Ivy's prospects soar, and Rene and Casey find a his & hers locker.

The Sign of the Profit: Not even the "cupped hands" of San Bernardino can save Mary's fortune, but Ivy scraps together a bit of coin, while Kenny finds all the magic.

The girls have a newlywed-themed surprise for Emily. Rene reels in a huge locker, while Darrell tests his bicycle knowledge - and wins.

The oldest facility in Los Angeles is where the newest buyers make their debut. Brandi and Jarrod try to piece their way to a win.

Out of the Frying Pan Am: The buyers hit Dan's home town, and the Vegas Ladies' locker really takes off. Kenny's purchase sets his wallet alight.

It's the hottest day ever in Riverside and Kenny starts seeing things, while Shana and Edwina stumble across their own paradise.

Brandi and Jarrod's mischievous side emerges during the action in Victorville, California.

A Metamorphic Layer Of True Romanticism: Ivy takes it to the house in nearby Lancaster, while Dave takes advantage of being so close to Ivy.

The F15 Eagle immediately turned the tide of the first Gulf War to prove its greatness.

The mighty Flying Fortress takes to the air as we examine the background and development of one of WWII's most iconic bombers.

The mighty North American twin delivered the first blow in the fight back against Japan, in one of the most daring and audacious raids of all time.

Discover one of history's most brazen prison breaks. With only a handful of clues, the search for the infamous Alcatraz escapees continues to this day.

In February 1942, less than three months after the Japanese bombed Pearl Harbour, military radar picks up what appears to be enemy aircraft over LA.

With 500-year-old secrets hidden in skeletons and stone, Machu Picchu remains one of the most puzzling archaeological sites on Earth.

The death of one of history's most enigmatic rulers, Egypt's King Tutankhamun, remains shrouded in mystery more than 3,000 years later.

The Rainbow Portrait: Elizabeth the Thirsty goes on a dazzling journey through Tudor glamour and power, recreating Elizabeth I's iconic Rainbow Portrait.

Discover the untold saga of the world's greatest military fighting force, made up of 150 pairs of male lovers, whose story has just been uncovered.

From Stonehenge to crop circles and UFO sightings, Britain holds many mysteries. Has this island been a destination for alien visitors throughout history.