Platja de Sant Lluís is a natural undeveloped beach near Cadaqués, best approached as a simple coastal outing rather than a serviced beach day. Access is open with no gate and no known entry fee, reached on foot via coastal paths with uneven rocky sections. Sturdy footwear is useful, and visitors with limited mobility will find the terrain difficult because there are no adapted facilities. There is no dedicated parking at the beach, so use parking in Cadaqués and continue on foot. No direct public transport reaches the shore; regional services reach Cadaqués and the final section is on foot. There are no gates or posted hours, so the beach is accessible throughout the day, with morning and late afternoon offering milder sun and quieter conditions. The surface is a rocky shore with stones and coarse patches, and water entry can be rocky in places. Clear coastal water is sensitive to wind and swell, so check sea conditions before swimming. There is no lifeguard service and swimming is at own risk. High sun exposure with little natural shade means sun protection, a shade cover, and extra water are important. There are no toilets, showers, or food and drink outlets, so bring water, food, and supplies from Cadaqués and carry out all waste. Summers are warm and dry, while winters are cooler and windier. Short stays of a few hours are typical because of the lack of services and exposed conditions. Because the coastline is undeveloped, visitors should plan to be self-sufficient and leave the shore as found. Checking weather and sea forecasts in Cadaqués before setting out helps avoid difficult conditions on exposed paths and in the water.