BLAZE

Legends of lost and mysterious islands, advanced civilisations and Eden-like paradises have been told by sailors throughout human history. Is it possible these stories are more than just the myths of imaginative seafarers?

Officials must decide how to confront an unidentified object hovering over an Air Force base. Plus, a priest interacts with a saucer-shaped metallic craft.

Two brothers witness something extraordinary that defies explanation while hunting in Idaho. Plus, a strange metal craft passes over Antananarivo, Madagascar.

Henry, Allen and Guy finally take possession of the Buick Roadmaster. After a little tinkering they cruise down to a classic car show in Newbury, but being the Junketeers can't help themselves but do a little wheeling and dealing.

David Dickinson and antiques dealers Debbie Serpell and Stewart Hofgartner visit Gloucester, where a music stand, a sword and a brooch are among the items brought in to be valued by members of the public.

David Dickinson presents from Aintree Racecourse in Liverpool as a church lamp turns out to be a bargain and Tim Hogarth is pressured by a seller's granddaughter.

A super fan takes an unwelcome swim at a celebrity's house; a man goes wild at the gym and on the streets of Miami - totally naked; bank robbers attract a crowd when they throw stolen cash out their car window, and more.

A Florida tourist decides to take a scenic car drive through the ocean; a fugitive fleeing from police hides in plain sight; a neighbourhood vandal wears the proof of her crimes.

When satellites discover a strange abandoned city frozen in time, experts investigate what caused the people to disappear overnight; using cutting-edge tech, they follow fresh leads to uncover if this mysterious city could be home to a dark secret.