Iceland is a beautiful country with so much to see and do. Here's an ideal itinerary for 4 days in Iceland:

Day 1: Reykjavik and the Golden Circle

• Start your day with a visit to Hallgrimskirkja, the iconic church in Reykjavik.
• Next, head to the Golden Circle, which includes three of Iceland's most popular attractions: Thingvellir National Park, Geysir, and Gullfoss waterfall.
• At Thingvellir National Park, you can walk between the tectonic plates of North America and Europe.
• At Geysir, you can see the famous geyser Strokkur erupt every few minutes.
• Finally, at Gullfoss waterfall, you can witness the power of nature as water cascades down a two-tiered waterfall.

Day 2: South Coast

• Start your day with a visit to Seljalandsfoss waterfall, where you can walk behind the waterfall for a unique perspective.
• Next, head to Skogafoss waterfall, which is one of the largest waterfalls in Iceland.
• After that, visit the black sand beach of Reynisfjara, which is known for its dramatic basalt columns and towering cliffs.
• Finally, end your day with a visit to the charming town of Vik, where you can enjoy a meal and take in the stunning views of the surrounding landscape.

Day 3: Snaefellsnes Peninsula

• Start your day with a drive to the Snaefellsnes Peninsula, which is known for its rugged coastline and stunning landscapes.
• Visit the charming fishing village of Arnarstapi, where you can take a walk along the cliffs and see the unique rock formations.
• Next, head to the black sand beach of Djupalonssandur, where you can see the remains of a shipwreck and test your strength with the four lifting stones.
• Finally, end your day with a visit to the iconic Kirkjufell mountain, which is one of the most photographed landmarks in Iceland.

Day 4: Reykjavik and Blue Lagoon

• Start your day with a visit to the Harpa Concert Hall, which is a stunning piece of architecture located on the waterfront in Reykjavik.
• Next, head to the Blue Lagoon, which is a geothermal spa known for its healing properties.
• Spend the afternoon relaxing in the warm, mineral-rich waters and enjoying the beautiful surroundings.
• Finally, end your day with a meal in Reykjavik and take in the vibrant nightlife of the city.

I hope this itinerary helps you plan your trip to Iceland!