15-day itinerary in Las Vegas & Los Angeles & New York, USA focusing on Top attractions and Hidden Gems and Nature and outdoor

Day 2 starts at Bellagio Conservatory & Botanical Gardens at 9 AM - allow 1 hour to explore the seasonal displays. Travel next by taxi (5 minutes, ~$10) to The Neon Museum Las Vegas by 10:30 AM - enjoy 90 minutes among iconic signs. Head to The Mob Museum at 12:30 PM, a 10-minute taxi ride (~$15) - spend 2 hours diving into mob history and crime stories.

Day 3 starts at Red Rock Canyon National Conservation Area at 9 AM - allow 3 hours for hiking and scenic views. Travel by car or rideshare (~30 minutes, ~$40) to Springs Preserve, arriving around 12:30 PM for 2 hours. Lastly, head to The Smith Center for the Performing Arts at 3 PM via a short 10-minute drive (~$15), enjoy a performance until 6 PM.

Day 4 starts at the Eiffel Tower Viewing Deck at 9 AM - allow 30 minutes for stunning views. Travel by a 10-minute walk to Gondola Rides at 10 AM (30 mins) on the Venetian's canals. Next, take a 15-minute walk to The LINQ Promenade by 11 AM - spend 2 hours enjoying shops and dining. Total travel cost is minimal or free, maintaining a comfortable pace throughout the day.

Day 5 starts at Las Vegas Science & Natural History Museum at 9 AM - allow 2 hours to explore. Take a 10-minute taxi ride to the Arts District at 11:30 AM (approximately $15). Enjoy the vibrant scene for 90 minutes. Then, at 1:30 PM, take a 12-minute taxi to The Lucky Dragon (~$15) and unwind for an hour, savoring delicious cuisine.

Day 6 starts at Tableau at 9 AM - allow 90 minutes for breakfast. Travel to Shark Reef Aquarium at Mandalay Bay at 10:30 AM (15-minute taxi, ~$20). Enjoy the aquarium from 11 AM to 1 PM. Head to The Smith Center for the Performing Arts at 1:15 PM (10-minute taxi, ~$15). Attend the performance from 1:30 PM for 3 hours.

Day 7 starts at M&M’S Las Vegas (closest to city center) at 9 AM - allow 1 hour to explore. Travel by taxi (5 minutes, ~$10) to The Venetian Las Vegas for a 10:30 AM visit - allow 1.5 hours for the canals and shopping. At 12:30 PM, take a 20-minute taxi ride (~$25) to Downtown Summerlin Farmers Market for fresh local goods, allowing 2 hours. Enjoy a balanced day of fun and leisure!

Day 8 starts at Springs Preserve at 9 AM - allow 3 hours to explore the gardens and exhibits. Take a 15-minute taxi ride (~$25) to Las Vegas Motor Speedway Infield by 12:30 PM for a 3-hour experience. After that, enjoy a 40-minute taxi ride (~$30) to Fox Hill Park, arriving at 4 PM for a relaxing hour before wrapping up your day.

Day 9 starts at Mount Charleston Avenue at 9 AM - allow 5 hours for hiking and enjoying the scenery. Travel back to The Neon Museum Las Vegas, a 50-minute drive (~$50) - arrive by 2:30 PM and spend 1.5 hours exploring the historic signs. Conclude your day at Las Vegas Paiute Golf Resort at 4:30 PM - permit 4 hours for leisure golfing. Travel time is approximately 30 minutes (~$40).

Day 1 starts at Griffith Observatory at 9 AM - allow 2 hours to explore the exhibits and enjoy the view. Travel 15 minutes via rideshare (~$15) to the Hollywood Walk of Fame, arriving at 11:30 AM; spend 1.5 hours strolling the stars. Finally, take a 10-minute rideshare (~$10) to Runyon Canyon Park, arriving by 1:30 PM for a leisurely hike lasting 1.5 hours.

Day 2 starts at The Huntington Library, Art Museum, and Botanical Gardens at 9 AM - allow 3 hours to explore. Travel to Griffith Park (30-minute drive, ~$20) for a scenic picnic or hike from 12:30 PM for 2 hours. Conclude your day at Los Angeles State Historic Park at 3 PM - allow 1 hour for a leisurely stroll and city views, accessible via a 20-minute drive (~$15).

Day 3 starts at Runyon Canyon Park at 9 AM - allow 1.5 hours for the scenic views. Travel next to Echo Park Lake, a 15-minute drive (~$10) to arrive by 11 AM for another 1.5 hours of leisure. Finally, head to Los Angeles County Arboretum & Botanic Garden, a 20-minute drive (~$15), arriving by 1 PM - spend 2 hours enjoying the gardens.

Day 1 starts at Central Park at 9 AM - allow 2 hours to explore. Take a 10-minute subway ride (~$3 USD) to The Metropolitan Museum of Art by 11:30 AM - spend 3 hours here. Finally, head to Top of The Rock for panoramic views at 3 PM - a 15-minute walk from the museum. Allow 1.5 hours to enjoy the views.

Day 2 starts at Brooklyn Botanic Garden at 9 AM - allow 2 hours to explore. Take a 20-minute subway ride (approx. $2.75) to The High Line, arriving at 11:30 AM for 90 minutes of strolling. Finally, enjoy The Museum of Modern Art from 1:30 PM, allowing 3 hours to immerse in contemporary art, accessible via a 15-minute subway ride (approx. $2.75) from The High Line.

Day 3 starts at the Statue of Liberty & Ellis Island Foundation at 9 AM - allow 4 hours for exploration. Take a ferry to Dumbo, about 15 minutes. Arrive around 1:30 PM and enjoy for 2 hours. Finally, take a 15-minute ferry to Governors Island National Monument at 4 PM - plan for 3 hours to unwind and explore.