Church of King Charles the Martyr, Falmouth

The Church of King Charles the Martyr sits quietly in Falmouth, a Grade II listed building with genuine historical weight rather than the frilly Victorian Gothic you might expect. It's named after Charles I, who was executed in 1649 - unusual enough for a church dedication - and dates back to the 17th century when Falmouth was developing as a port town. The interior is solid Anglican with decent woodwork and a real sense of being used rather than preserved in aspic.

This is one for history types more than casual church-spotters. The connection to the English Civil War makes it interesting if you're into that period, and the building itself tells you something about how a Cornish town chose to commemorate its allegiances. You're not looking at soaring medieval arches or stained glass that'll knock your socks off - it's more about the story and the space itself.

If you're staying at Trethem Mill Touring Park or Carnon Downs nearby, Falmouth's worth a proper visit anyway, and slipping into the church takes maybe twenty minutes. It's free to look around, though do respect that it's still an active place of worship. The town itself - just a few miles from Truro - has genuine maritime character beyond the usual seaside gift shops, and wandering Falmouth's streets before or after is the real draw. Pop in if you're exploring the area; don't make a special trip just for this.