Ask a group of Marylanders where the most beautiful place in the state is, and you're likely to get a few different answers. While the list could go on and on, today we're featuring 15 places that are known to be stunning. Feast your eyes on the following locations in the Old Line State.

1. Swallow Falls State Park

This scenic state park is home to Maryland's most impressive waterfall, Muddy Creek Falls. A mere one mile hike from this spot will take you to a second waterfall in the park, Swallow Falls.

Address: 2470 Maple Glade Rd, Oakland, MD 21550

2. Calvert Cliffs

These clay cliffs along the bay are full of fossils waiting to be discovered. If you've got the time, you may even find ancient shark teeth.

Address: 10540 H G Trueman Rd, Lusby, MD 20657

3. Assateague Island

Assateague Island doesn't usually need an introduction. This spot is famous for its wild horses and dream-like beach.

Address: National Seashore Lane

Berlin, MD 21811

4. Crystal Grottoes Caverns

This natural cave has an impressive amount of formations. You'll feel like you're in another world.

Address: 19821 Shepherdstown Pike, Boonsboro, MD 21713

5. Billy Goat Trail

Hiking trail A of the Billy Goat is difficult, but the effort is worth it for views like this. The Potomac never looked so good.

Address: 11710 Macarthur Blvd, Potomac, MD 20854

6. George Peabody Library

Maryland's most impressive library is a must-see. Book lovers will especially adore this ornate place.

Address: 7 E Mt Vernon Pl, Baltimore, MD 21202

7. Patapsco Valley State Park

This park sprawls two counties, but visiting each section is worth it. Waterfalls, ruins, and swinging bridges makes this the most diverse park in the entire state.

Click here for a map of all park areas.

8. Elk Neck State Park

Water views, picturesque trails, and a stunning lighthouse can all be found at this beautiful Maryland park. Stay until just before sunset for an out-of-this-world view.

Address: 4395 Turkey Point Rd, North East, MD 21901

9. DC Mormon Temple

This just may be the most grand structure in the state. Make sure to visit during the holidays season, as the grounds transform into a twinkling Christmas wonderland.

Address: 9900 Stoneybrook Dr, Kensington, MD 20895

10. Cunningham Falls

Maryland's tallest cascading waterfall is incredibly unique. Pack a picnic and sit on the rocks as the water flows by.

Address: 14039 Catoctin Hollow Rd, Thurmont, MD 21788

11. Deep Creek Lake

Maryland's largest lake stretches as far as the eye can see. Rent a cabin for the weekend and enjoy all this area has to offer.

Click here for more activities worth seeing while in the area.

12. Antietam Battlefield

The state's most infamous battlefield is both humbling and gorgeous. You can visit year-round, but spring is particularly picturesque as wildflowers dot the landscape.

Address: Antietam National Cemetery, Sharpsburg, MD 21782

13. C & O Canal

Spanning from DC to Cumberland, the C & O Canal can't possibly be explored in a day, and that's a good thing. Visit the different sections along the towpath to find out which is your favorite.

Click here for canal maps.

14. Casselman River Bridge State Park

This enchanting bridge along the National Road is worth seeing in person. Spend the day at this little park taking in the sights.

Address: 10240 National Pike, Grantsville, MD 21536

15. Smith Island

This quiet island is inhabited by under 300 residents, and folks can visit by taking the nearby ferry from Crisfield. Canoe or kayak among the marshy water or ride your bike along the trail around the island.

How many of these spots have you been to? If you've completed all 15, then perhaps your next challenge can be our Maryland bucket list.