Reykjavik

Here's an ideal itinerary for 4 days in Reykjavik:

Day 1:

• Start your day with a visit to Hallgrimskirkja, the iconic church that dominates the Reykjavik skyline. Take the elevator to the top for stunning views of the city.
• Next, head to the Reykjavik Art Museum to explore the city's contemporary art scene.
• For lunch, try some traditional Icelandic cuisine at Cafe Loki, located across from Hallgrimskirkja. Don't miss the rye bread ice cream!
• In the afternoon, take a stroll along the waterfront and check out Harpa, the city's stunning concert hall and conference center.
• End your day with a soak in the geothermal waters of the Blue Lagoon, located just outside of Reykjavik.

Day 2:

• Start your day with a visit to the Perlan Museum, which offers interactive exhibits on Iceland's natural wonders.
• Next, head to the National Museum of Iceland to learn about the country's history and culture.
• For lunch, try some delicious seafood at Saegreifinn, a popular fish shack in the old harbor.
• In the afternoon, take a whale watching tour to see these majestic creatures up close.
• End your day with a visit to the Aurora Reykjavik Northern Lights Center, where you can learn about the science behind the aurora borealis and see a simulated display.

Day 3:

• Start your day with a visit to the Reykjavik Zoo and Family Park, which is home to a variety of animals and offers fun activities for kids.
• Next, head to the Laugardalslaug geothermal pool for a relaxing swim.
• For lunch, try some delicious Icelandic hot dogs at Baejarins Beztu Pylsur, a famous hot dog stand in downtown Reykjavik.
• In the afternoon, take a guided tour of the city's street art scene.
• End your day with a visit to the Harpa Concert Hall for a performance or show.

Day 4:

• Start your day with a visit to the Reykjavik Botanical Garden, which features a variety of plants and flowers from around the world.
• Next, head to the Reykjavik City Museum to learn about the city's history and culture.
• For lunch, try some delicious Icelandic lamb at Grillmarkadurinn, a popular restaurant in downtown Reykjavik.
• In the afternoon, take a day trip to the Golden Circle, which includes stops at Thingvellir National Park, Geysir, and Gullfoss waterfall.
• End your day with a visit to the Hallgrimskirkja for a concert or performance.

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