If there’s one place that knows how to celebrate every season, it’s South Lake Tahoe. Here, the calendar shifts as dramatically as the scenery—from snow-packed winter festivals and springtime lake celebrations to sun-soaked summer concerts and crisp fall events framed by golden aspens. This mountain-lake town blends outdoor adventure with a lively events scene, giving visitors plenty of reasons to plan their trip around what’s happening, not just where they’re...