Symbols can be rotated based on a numeric value. This is useful for showing which way a camera is pointing or a car is moving or the wind is blowing. To use rotation when displaying symbols, the data must have a field containing values that will be used for rotation.

Vary symbology by rotation—ArcGIS Pro

ArcGIS Blog » symbols

XTools Pro Help - Rotate Point Symbols

Rotate point features using the Rotation field in OpenPoint Map

Rotating Point Symbols in Web Maps

Rotate point symbols in web maps

Fun with ArcGIS Online: Rotating Symbols

Rotate point symbols in web maps

Fun with ArcGIS Online: Rotating Symbols

NASA GISS: G.Projector 3 — User's Guide

3d locator pin animated game or travel map sprite. Vector rotation of red point for animation, ui graphic object for application. Destination, navigation or direction sign, geolocation position symbol Stock Vector

Web Mapping with QGIS2Web — QGIS Tutorials and Tips