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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’s 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’s 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’s underground secret

The radio station that’s 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