The postcard that took 100 years to arrive

How an emotional farewell message sent in 1916 from Newhaven shocked an entire family.

• 10 mins

Smugglers, witches, priests and ghosts

A secret tunnel, witches marks and ghostly goings on at The Six Bells in Billingshurst.

• 5 mins

What happened to Uncle Percy?

Roy and his grandson Tom follow a trail to discover the truth about their missing uncle.

• 14 mins

Inside Worthing's hidden basement

Ancient maps, priceless books and a ghostly guardian.

• 6 mins

Where Christmas puddings hang from the ceiling

The Midhurst Inn stirring up a tradition more than 100 years old.

• 5 mins

The strange dome hiding by the A27 roadside

Inside the eerie camouflaged building on the edge of Shoreham Airport.

• 5 mins

What did he see on the South Downs?

The shepherd who watched more than his flock at Firle.

• 6 mins

Found on a doorstep in Petworth

The mysterious bundle of papers discovered just in time for Christmas.

• 7 mins

Lost in the snow

Something very peculiar happened when two boys got lost in the snow on Ditchling Beacon.

• 6 mins

Abandoned beneath Brighton Station

A hidden space where trains pass noisily overhead.

• 5 mins

The amazing story of the world鈥檚 deepest well

Once they started digging in Woodingdean, they didn't stop until they found water.

• 8 mins

Strange goings-on at Chanctonbury Ring

Chilling tales and paranormal activity at the most haunted site in the South Downs.

• 4 mins

When Brighton bared all

How naked bathing divided a city, shocked locals and forced a councillor to go topless.

• 7 mins

When the President visited Forest Row

Just months before his death, why did JFK visit a small Sussex village?

• 6 mins

Bognor on the big screen

The surprising and well-loved British films made in Bognor Regis.

• 8 mins

The silent deadly killer on Hastings beach

The German submarine that became an unexpected tourist attraction when it washed ashore.

• 5 mins

The most secluded beach in Sussex

If you can find it, and don鈥檛 get lost on the way, you might just discover a hidden gem.

• 7 mins

The lone survivors on the Sussex landscape

An industrial eyesore or a romantic memory 鈥� what did these disappearing iron frames do?

• 5 mins

The abandoned village of Tide Mills

The haunting, eerie and mesmerising ruins on the Sussex coast.

• 8 mins

Gatwick's forgotten racecourse

From Grand National to International, the racecourse that became a runway.

• 8 mins

Brighton's hidden cycling track

It might be a wonky shape, but Preston Park velodrome is the oldest in the country.

• 6 mins

They carried them down to Brighton beach

Brighton鈥檚 Sea Planes were built in the North Laine streets and launched into the sea.

• 5 mins

One extraordinary night in Brighton

They climbed the lamp posts and had bonfires on the beach.

• 4 mins

Alfriston鈥檚 unknown obelisk

Lurking in a car park, everyone has a theory.

• 4 mins

The aircraft graveyard at Staplecross

Derelict and abandoned, the team saving rusty old aircraft from the scrapheap.

• 6 mins

Wakehurst鈥檚 underground secret

The radio station that鈥檚 been hidden in the woods for more than 80 years.

• 5 mins

Cuckfield's Official Secret

The Cold War underground monitoring station ready to report a nuclear attack.

• 8 mins

They climbed 102 steps to etch their names

High up in Chichester Cathedral's Bell Tower lies graffiti in the most unlikely place.

• 6 mins

White-tailed eagles soar again over Sussex

Hear the sounds of the magnificent birds as they return to Pulborough Brooks.

• 6 mins