Thousands of people are expected at RNAS Culdrose in Helston today for the annual air day.
The Royal Navy base is home to a variety of military aircraft, including Merlin and Sea King helicopters.
There will also be displays from wing-walkers and Italy's version of the Red Arrows.
Gates open at 9am to the public.
Devonport Naval Base will be firing a 21-gun salute this morning to mark HRH Duke of Edinburgh’s 94th birthday.
Residents who live near to Drake Main Gate on Saltash Road may hear the salute as the rounds will be fired from HMS Drake’s Quarterdeck in the Navy Base.
The traditional gun salute will be made by the Royal Navy’s armoury team, led by Chief Petty Officer Chris Hurcombe.
The crew of the Plymouth-based submarine, HMS Torbay, have been granted the freedom of Torbay.
After an official service the submariners paraded through Torquay town centre, exercising their right to march through the borough bearing arms.
A 21-gun salute will be fired in Devonport today for the Queen's birthday. The rounds will be fired at noon by the Royal Navy's armoury team on board HMS Drake's Quarterdeck.
The Queen visited Devonport Naval Base in Plymouth last month for the first time in five years. All the ships at Devonport Naval Base will raise their flags to mark the event - which is known as 'dressing overall'.
The frigate HMS Somerset returns to Plymouth today after a six month patrol in the Gulf and Indian Ocean. More than six hundred people are expected to greet the ship. It's been engaged in counter piracy and drugs operations.
One of the West Country's favourite warships turns twenty today. HMS Somerset has travelled almost 60,000 nautical miles since launching in 1994. The Plymouth-based frigate is on her way home from the Gulf where she's been taking part in a global security operation.
The Royal Navy has been testing its latest radar systems by firing LIVE missiles off the coast of Portland
These Seawolf missiles were fired at sea skimming targets from HMS Iron Duke. The ship has also been training with the new systems near Plymouth.
Video courtesy of the Royal Navy
HRH The Duke of York has opened a new education and resettlement centre at Devonport Naval base.
Prince Andrew unveiled a plaque and spoke to several servicemen and women already using the facility.
The centre is used to teach literacy, numeracy and IT, GCSE maths and English. It also provides courses for those who are planning to leave the Royal Navy and join the civilian workforce.
There are safety concerns over nuclear submarines at Devonport dockyard. It follows the failure of a nuclear ring main which caused a loss of power.
The local MP says he now wants a meeting with the owners of the Dockyard over the incident. From Plymouth, Bob Cruwys reports.
Hundreds of sailors and Royal Marines will march through Plymouth on today for a ceremonial event celebrating the city's close ties with the Royal Navy.
Around 550 serving personnel and veterans will take part in the parade, which will mark the 50th anniversary of the Naval Service in Plymouth being granted the Freedom of the City. The event is expected to attract thousands of spectators.