Among your first stops should be Lake Tahoe Visitors Authority Visitor Center. Here, you'll be able to orient yourself and get some great ideas before you set out exploring.
This tourist information center is often on the itineraries of travelers to South Lake Tahoe. But Lake Tahoe Visitors Authority Visitor Center isn't the only drawcard in the area. Casino at Harrah's Lake Tahoe, Casino at Harveys Lake Tahoe, and Golden Nugget Lake Tahoe Casino are some other interesting sights close by.