1. not damaged, harmed, or made less attractive; remaining in natural or original condition
Usage: chiefly British; American English typically uses ‘unspoiled’

Examples

• The village remained unspoilt by modern development.
• We discovered an unspoilt beach with crystal clear water.
• The countryside offers unspoilt natural beauty.
• Despite tourism, the town has kept its unspoilt character.
• The forest provides an unspoilt habitat for wildlife.
• She preferred unspoilt landscapes to busy cities.