Amazon CloudFront uses edge locations to distribute content globally. Edge locations are data centers located around the world that cache content closer to end users, reducing latency and improving performance.

• Amazon VPC is for network isolation and security
• Amazon Regions are large geographic areas containing multiple Availability Zones
• Amazon Availability Zones are isolated locations within Regions for high availability

CloudFront's edge location network enables global content delivery by caching content at locations near users worldwide.